Finding the Fourth Proportional to 147,110.96, 220,472.76 and 58,316.06
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Solution
The fourth proportional to 147,110.96, 220,472.76 and 58,316.06 is: 87,397.31
Step by Step Solution
- Step 1: Write the proportion equation
147,110.96 : 220,472.76 = 58,316.06 : x - Step 2: Convert to fraction form
147,110.96/220,472.76 = 58,316.06/x - Step 3: Cross multiply
147,110.96x = 220,472.76 × 58,316.06 - Step 4: Simplify right side
147,110.96x = 12,857,102,700.53 - Step 5: Solve for x
x = 12,857,102,700.53/147,110.96 - Step 6: Final answer
x = 87,397.31
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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.