Finding the Fourth Proportional to 77,737.92, 107,277.84 and 44,203.92
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Solution
The fourth proportional to 77,737.92, 107,277.84 and 44,203.92 is: 61,001.13
Step by Step Solution
- Step 1: Write the proportion equation
77,737.92 : 107,277.84 = 44,203.92 : x - Step 2: Convert to fraction form
77,737.92/107,277.84 = 44,203.92/x - Step 3: Cross multiply
77,737.92x = 107,277.84 × 44,203.92 - Step 4: Simplify right side
77,737.92x = 4,742,101,057.13 - Step 5: Solve for x
x = 4,742,101,057.13/77,737.92 - Step 6: Final answer
x = 61,001.13
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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.