Finding the Fourth Proportional to 127,332.53, 175,722.68 and 73,612.79
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Solution
The fourth proportional to 127,332.53, 175,722.68 and 73,612.79 is: 101,587.84
Step by Step Solution
- Step 1: Write the proportion equation
127,332.53 : 175,722.68 = 73,612.79 : x - Step 2: Convert to fraction form
127,332.53/175,722.68 = 73,612.79/x - Step 3: Cross multiply
127,332.53x = 175,722.68 × 73,612.79 - Step 4: Simplify right side
127,332.53x = 12,935,436,741.08 - Step 5: Solve for x
x = 12,935,436,741.08/127,332.53 - Step 6: Final answer
x = 101,587.84
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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.