Home / 50,586.19-75,691.35-31,778.17

Finding the Fourth Proportional to 50,586.19, 75,691.35 and 31,778.17

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Solution

The fourth proportional to 50,586.19, 75,691.35 and 31,778.17 is: 47,549.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,586.19 : 75,691.35 = 31,778.17 : x
  2. Step 2: Convert to fraction form
    50,586.19/75,691.35 = 31,778.17/x
  3. Step 3: Cross multiply
    50,586.19x = 75,691.35 × 31,778.17
  4. Step 4: Simplify right side
    50,586.19x = 2,405,332,587.83
  5. Step 5: Solve for x
    x = 2,405,332,587.83/50,586.19
  6. Step 6: Final answer
    x = 47,549.19

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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.