Finding the Fourth Proportional to 170,803.18, 235,777.86 and 110,378.80
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Solution
The fourth proportional to 170,803.18, 235,777.86 and 110,378.80 is: 152,367.64
Step by Step Solution
- Step 1: Write the proportion equation
170,803.18 : 235,777.86 = 110,378.80 : x - Step 2: Convert to fraction form
170,803.18/235,777.86 = 110,378.80/x - Step 3: Cross multiply
170,803.18x = 235,777.86 × 110,378.80 - Step 4: Simplify right side
170,803.18x = 26,024,877,253.37 - Step 5: Solve for x
x = 26,024,877,253.37/170,803.18 - Step 6: Final answer
x = 152,367.64
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.