Finding the Fourth Proportional to 234,341.19, 323,377.79 and 132,387.57
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Solution
The fourth proportional to 234,341.19, 323,377.79 and 132,387.57 is: 182,687.47
Step by Step Solution
- Step 1: Write the proportion equation
234,341.19 : 323,377.79 = 132,387.57 : x - Step 2: Convert to fraction form
234,341.19/323,377.79 = 132,387.57/x - Step 3: Cross multiply
234,341.19x = 323,377.79 × 132,387.57 - Step 4: Simplify right side
234,341.19x = 42,811,199,148.13 - Step 5: Solve for x
x = 42,811,199,148.13/234,341.19 - Step 6: Final answer
x = 182,687.47
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1.5x scale
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.