Finding the Fourth Proportional to 219,542.23, 302,964.35 and 124,046.88
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Solution
The fourth proportional to 219,542.23, 302,964.35 and 124,046.88 is: 171,182.47
Step by Step Solution
- Step 1: Write the proportion equation
219,542.23 : 302,964.35 = 124,046.88 : x - Step 2: Convert to fraction form
219,542.23/302,964.35 = 124,046.88/x - Step 3: Cross multiply
219,542.23x = 302,964.35 × 124,046.88 - Step 4: Simplify right side
219,542.23x = 37,581,780,612.38 - Step 5: Solve for x
x = 37,581,780,612.38/219,542.23 - Step 6: Final answer
x = 171,182.47
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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.