Finding the Fourth Proportional to 63,130.43, 87,119.88 and 34,836.09
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Solution
The fourth proportional to 63,130.43, 87,119.88 and 34,836.09 is: 48,073.75
Step by Step Solution
- Step 1: Write the proportion equation
63,130.43 : 87,119.88 = 34,836.09 : x - Step 2: Convert to fraction form
63,130.43/87,119.88 = 34,836.09/x - Step 3: Cross multiply
63,130.43x = 87,119.88 × 34,836.09 - Step 4: Simplify right side
63,130.43x = 3,034,915,980.47 - Step 5: Solve for x
x = 3,034,915,980.47/63,130.43 - Step 6: Final answer
x = 48,073.75
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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.