Home / 131,862.06-197,718.57-51,924.78

Finding the Fourth Proportional to 131,862.06, 197,718.57 and 51,924.78

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Solution

The fourth proportional to 131,862.06, 197,718.57 and 51,924.78 is: 77,857.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,862.06 : 197,718.57 = 51,924.78 : x
  2. Step 2: Convert to fraction form
    131,862.06/197,718.57 = 51,924.78/x
  3. Step 3: Cross multiply
    131,862.06x = 197,718.57 × 51,924.78
  4. Step 4: Simplify right side
    131,862.06x = 10,266,493,249.16
  5. Step 5: Solve for x
    x = 10,266,493,249.16/131,862.06
  6. Step 6: Final answer
    x = 77,857.83

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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.