Finding the Fourth Proportional to 93,997.11, 129,714.24 and 53,160.53
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Solution
The fourth proportional to 93,997.11, 129,714.24 and 53,160.53 is: 73,360.52
Step by Step Solution
- Step 1: Write the proportion equation
93,997.11 : 129,714.24 = 53,160.53 : x - Step 2: Convert to fraction form
93,997.11/129,714.24 = 53,160.53/x - Step 3: Cross multiply
93,997.11x = 129,714.24 × 53,160.53 - Step 4: Simplify right side
93,997.11x = 6,895,677,098.38 - Step 5: Solve for x
x = 6,895,677,098.38/93,997.11 - Step 6: Final answer
x = 73,360.52
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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.