Finding the Fourth Proportional to 89,124.98, 133,691.58 and 36,497.56
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Solution
The fourth proportional to 89,124.98, 133,691.58 and 36,497.56 is: 54,748.02
Step by Step Solution
- Step 1: Write the proportion equation
89,124.98 : 133,691.58 = 36,497.56 : x - Step 2: Convert to fraction form
89,124.98/133,691.58 = 36,497.56/x - Step 3: Cross multiply
89,124.98x = 133,691.58 × 36,497.56 - Step 4: Simplify right side
89,124.98x = 4,879,416,462.54 - Step 5: Solve for x
x = 4,879,416,462.54/89,124.98 - Step 6: Final answer
x = 54,748.02
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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.