Finding the Fourth Proportional to 239,253.74, 358,542.07 and 132,684.58
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Solution
The fourth proportional to 239,253.74, 358,542.07 and 132,684.58 is: 198,839.12
Step by Step Solution
- Step 1: Write the proportion equation
239,253.74 : 358,542.07 = 132,684.58 : x - Step 2: Convert to fraction form
239,253.74/358,542.07 = 132,684.58/x - Step 3: Cross multiply
239,253.74x = 358,542.07 × 132,684.58 - Step 4: Simplify right side
239,253.74x = 47,573,003,970.28 - Step 5: Solve for x
x = 47,573,003,970.28/239,253.74 - Step 6: Final answer
x = 198,839.12
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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.