Finding the Fourth Proportional to 170,670.76, 235,525.26 and 99,092.68
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Solution
The fourth proportional to 170,670.76, 235,525.26 and 99,092.68 is: 136,747.67
Step by Step Solution
- Step 1: Write the proportion equation
170,670.76 : 235,525.26 = 99,092.68 : x - Step 2: Convert to fraction form
170,670.76/235,525.26 = 99,092.68/x - Step 3: Cross multiply
170,670.76x = 235,525.26 × 99,092.68 - Step 4: Simplify right side
170,670.76x = 23,338,829,221.10 - Step 5: Solve for x
x = 23,338,829,221.10/170,670.76 - Step 6: Final answer
x = 136,747.67
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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.