Finding the Fourth Proportional to 178,058.80, 245,711.79 and 97,470.88
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Solution
The fourth proportional to 178,058.80, 245,711.79 and 97,470.88 is: 134,504.69
Step by Step Solution
- Step 1: Write the proportion equation
178,058.80 : 245,711.79 = 97,470.88 : x - Step 2: Convert to fraction form
178,058.80/245,711.79 = 97,470.88/x - Step 3: Cross multiply
178,058.80x = 245,711.79 × 97,470.88 - Step 4: Simplify right side
178,058.80x = 23,949,744,397.68 - Step 5: Solve for x
x = 23,949,744,397.68/178,058.80 - Step 6: Final answer
x = 134,504.69
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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.