Finding the Fourth Proportional to 96,727.68, 133,511.04 and 56,449.92
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Solution
The fourth proportional to 96,727.68, 133,511.04 and 56,449.92 is: 77,916.55
Step by Step Solution
- Step 1: Write the proportion equation
96,727.68 : 133,511.04 = 56,449.92 : x - Step 2: Convert to fraction form
96,727.68/133,511.04 = 56,449.92/x - Step 3: Cross multiply
96,727.68x = 133,511.04 × 56,449.92 - Step 4: Simplify right side
96,727.68x = 7,536,687,527.12 - Step 5: Solve for x
x = 7,536,687,527.12/96,727.68 - Step 6: Final answer
x = 77,916.55
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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.