Home / 234,869.10-351,850.20-140,174.91

Finding the Fourth Proportional to 234,869.10, 351,850.20 and 140,174.91

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Solution

The fourth proportional to 234,869.10, 351,850.20 and 140,174.91 is: 209,991.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,869.10 : 351,850.20 = 140,174.91 : x
  2. Step 2: Convert to fraction form
    234,869.10/351,850.20 = 140,174.91/x
  3. Step 3: Cross multiply
    234,869.10x = 351,850.20 × 140,174.91
  4. Step 4: Simplify right side
    234,869.10x = 49,320,570,118.48
  5. Step 5: Solve for x
    x = 49,320,570,118.48/234,869.10
  6. Step 6: Final answer
    x = 209,991.74

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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.