Finding the Fourth Proportional to 94,287.26, 130,143.99 and 56,073.68
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Solution
The fourth proportional to 94,287.26, 130,143.99 and 56,073.68 is: 77,398.08
Step by Step Solution
- Step 1: Write the proportion equation
94,287.26 : 130,143.99 = 56,073.68 : x - Step 2: Convert to fraction form
94,287.26/130,143.99 = 56,073.68/x - Step 3: Cross multiply
94,287.26x = 130,143.99 × 56,073.68 - Step 4: Simplify right side
94,287.26x = 7,297,652,449.18 - Step 5: Solve for x
x = 7,297,652,449.18/94,287.26 - Step 6: Final answer
x = 77,398.08
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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.