Home / 131,654.53-197,592.39-56,831.20

Finding the Fourth Proportional to 131,654.53, 197,592.39 and 56,831.20

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Solution

The fourth proportional to 131,654.53, 197,592.39 and 56,831.20 is: 85,294.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,654.53 : 197,592.39 = 56,831.20 : x
  2. Step 2: Convert to fraction form
    131,654.53/197,592.39 = 56,831.20/x
  3. Step 3: Cross multiply
    131,654.53x = 197,592.39 × 56,831.20
  4. Step 4: Simplify right side
    131,654.53x = 11,229,412,634.57
  5. Step 5: Solve for x
    x = 11,229,412,634.57/131,654.53
  6. Step 6: Final answer
    x = 85,294.54

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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.