Home / 332,935.25-499,758.26-143,489.10

Finding the Fourth Proportional to 332,935.25, 499,758.26 and 143,489.10

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Solution

The fourth proportional to 332,935.25, 499,758.26 and 143,489.10 is: 215,386.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,935.25 : 499,758.26 = 143,489.10 : x
  2. Step 2: Convert to fraction form
    332,935.25/499,758.26 = 143,489.10/x
  3. Step 3: Cross multiply
    332,935.25x = 499,758.26 × 143,489.10
  4. Step 4: Simplify right side
    332,935.25x = 71,709,864,101.61
  5. Step 5: Solve for x
    x = 71,709,864,101.61/332,935.25
  6. Step 6: Final answer
    x = 215,386.82

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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.