Finding the Fourth Proportional to 77,265.92, 115,924.80 and 24,682.88
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Solution
The fourth proportional to 77,265.92, 115,924.80 and 24,682.88 is: 37,032.60
Step by Step Solution
- Step 1: Write the proportion equation
77,265.92 : 115,924.80 = 24,682.88 : x - Step 2: Convert to fraction form
77,265.92/115,924.80 = 24,682.88/x - Step 3: Cross multiply
77,265.92x = 115,924.80 × 24,682.88 - Step 4: Simplify right side
77,265.92x = 2,861,357,927.42 - Step 5: Solve for x
x = 2,861,357,927.42/77,265.92 - Step 6: Final answer
x = 37,032.60
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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.