Home / 131,593.66-197,343.87-42,830.62

Finding the Fourth Proportional to 131,593.66, 197,343.87 and 42,830.62

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Solution

The fourth proportional to 131,593.66, 197,343.87 and 42,830.62 is: 64,230.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,593.66 : 197,343.87 = 42,830.62 : x
  2. Step 2: Convert to fraction form
    131,593.66/197,343.87 = 42,830.62/x
  3. Step 3: Cross multiply
    131,593.66x = 197,343.87 × 42,830.62
  4. Step 4: Simplify right side
    131,593.66x = 8,452,360,305.30
  5. Step 5: Solve for x
    x = 8,452,360,305.30/131,593.66
  6. Step 6: Final answer
    x = 64,230.76

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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.