Finding the Fourth Proportional to 86,045.04, 129,073.25 and 22,864.26
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Solution
The fourth proportional to 86,045.04, 129,073.25 and 22,864.26 is: 34,297.90
Step by Step Solution
- Step 1: Write the proportion equation
86,045.04 : 129,073.25 = 22,864.26 : x - Step 2: Convert to fraction form
86,045.04/129,073.25 = 22,864.26/x - Step 3: Cross multiply
86,045.04x = 129,073.25 × 22,864.26 - Step 4: Simplify right side
86,045.04x = 2,951,164,347.05 - Step 5: Solve for x
x = 2,951,164,347.05/86,045.04 - Step 6: Final answer
x = 34,297.90
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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.