Finding the Fourth Proportional to 101,970.88, 152,956 and 27,098.56
Calculator
Solution
The fourth proportional to 101,970.88, 152,956 and 27,098.56 is: 40,647.75
Step by Step Solution
- Step 1: Write the proportion equation
101,970.88 : 152,956 = 27,098.56 : x - Step 2: Convert to fraction form
101,970.88/152,956 = 27,098.56/x - Step 3: Cross multiply
101,970.88x = 152,956 × 27,098.56 - Step 4: Simplify right side
101,970.88x = 4,144,887,343.36 - Step 5: Solve for x
x = 4,144,887,343.36/101,970.88 - Step 6: Final answer
x = 40,647.75
Related Problems
Find fourth proportional to 50,985.44, 76,478 and 13,549.28
Half scale
Find fourth proportional to 203,941.76, 305,912 and 54,197.12
Double scale
Find fourth proportional to 101,971.88, 152,957.50 and 27,099.56
Similar ratio
Find fourth proportional to 152,956.32, 229,434 and 40,647.84
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.