Finding the Fourth Proportional to 81,150.84, 121,737.84 and 24,995.52
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Solution
The fourth proportional to 81,150.84, 121,737.84 and 24,995.52 is: 37,496.85
Step by Step Solution
- Step 1: Write the proportion equation
81,150.84 : 121,737.84 = 24,995.52 : x - Step 2: Convert to fraction form
81,150.84/121,737.84 = 24,995.52/x - Step 3: Cross multiply
81,150.84x = 121,737.84 × 24,995.52 - Step 4: Simplify right side
81,150.84x = 3,042,900,614.48 - Step 5: Solve for x
x = 3,042,900,614.48/81,150.84 - Step 6: Final answer
x = 37,496.85
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1.5x scale
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.