Finding the Fourth Proportional to 134,306.15, 185,342.85 and 73,882.98
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Solution
The fourth proportional to 134,306.15, 185,342.85 and 73,882.98 is: 101,958.72
Step by Step Solution
- Step 1: Write the proportion equation
134,306.15 : 185,342.85 = 73,882.98 : x - Step 2: Convert to fraction form
134,306.15/185,342.85 = 73,882.98/x - Step 3: Cross multiply
134,306.15x = 185,342.85 × 73,882.98 - Step 4: Simplify right side
134,306.15x = 13,693,682,079.69 - Step 5: Solve for x
x = 13,693,682,079.69/134,306.15 - Step 6: Final answer
x = 101,958.72
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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.