Finding the Fourth Proportional to 117,511.61, 176,332.91 and 63,475.19
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Solution
The fourth proportional to 117,511.61, 176,332.91 and 63,475.19 is: 95,248.16
Step by Step Solution
- Step 1: Write the proportion equation
117,511.61 : 176,332.91 = 63,475.19 : x - Step 2: Convert to fraction form
117,511.61/176,332.91 = 63,475.19/x - Step 3: Cross multiply
117,511.61x = 176,332.91 × 63,475.19 - Step 4: Simplify right side
117,511.61x = 11,192,764,648.13 - Step 5: Solve for x
x = 11,192,764,648.13/117,511.61 - Step 6: Final answer
x = 95,248.16
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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.