Finding the Fourth Proportional to 239,124.93, 329,988.38 and 131,704.95
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Solution
The fourth proportional to 239,124.93, 329,988.38 and 131,704.95 is: 181,750.61
Step by Step Solution
- Step 1: Write the proportion equation
239,124.93 : 329,988.38 = 131,704.95 : x - Step 2: Convert to fraction form
239,124.93/329,988.38 = 131,704.95/x - Step 3: Cross multiply
239,124.93x = 329,988.38 × 131,704.95 - Step 4: Simplify right side
239,124.93x = 43,461,103,088.48 - Step 5: Solve for x
x = 43,461,103,088.48/239,124.93 - Step 6: Final answer
x = 181,750.61
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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.