Home / 254,565.24-351,306.34-139,855.30

Finding the Fourth Proportional to 254,565.24, 351,306.34 and 139,855.30

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Solution

The fourth proportional to 254,565.24, 351,306.34 and 139,855.30 is: 193,003.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,565.24 : 351,306.34 = 139,855.30 : x
  2. Step 2: Convert to fraction form
    254,565.24/351,306.34 = 139,855.30/x
  3. Step 3: Cross multiply
    254,565.24x = 351,306.34 × 139,855.30
  4. Step 4: Simplify right side
    254,565.24x = 49,132,053,572.60
  5. Step 5: Solve for x
    x = 49,132,053,572.60/254,565.24
  6. Step 6: Final answer
    x = 193,003.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.