Home / 131,652.47-197,299.71-55,687.83

Finding the Fourth Proportional to 131,652.47, 197,299.71 and 55,687.83

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Solution

The fourth proportional to 131,652.47, 197,299.71 and 55,687.83 is: 83,456.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,652.47 : 197,299.71 = 55,687.83 : x
  2. Step 2: Convert to fraction form
    131,652.47/197,299.71 = 55,687.83/x
  3. Step 3: Cross multiply
    131,652.47x = 197,299.71 × 55,687.83
  4. Step 4: Simplify right side
    131,652.47x = 10,987,192,709.53
  5. Step 5: Solve for x
    x = 10,987,192,709.53/131,652.47
  6. Step 6: Final answer
    x = 83,456.03

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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.