Finding the Fourth Proportional to 187,565.08, 258,839.80 and 102,682.14
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Solution
The fourth proportional to 187,565.08, 258,839.80 and 102,682.14 is: 141,701.35
Step by Step Solution
- Step 1: Write the proportion equation
187,565.08 : 258,839.80 = 102,682.14 : x - Step 2: Convert to fraction form
187,565.08/258,839.80 = 102,682.14/x - Step 3: Cross multiply
187,565.08x = 258,839.80 × 102,682.14 - Step 4: Simplify right side
187,565.08x = 26,578,224,581.17 - Step 5: Solve for x
x = 26,578,224,581.17/187,565.08 - Step 6: Final answer
x = 141,701.35
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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.