Home / 254,562.18-381,926.22-121,425.13

Finding the Fourth Proportional to 254,562.18, 381,926.22 and 121,425.13

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Solution

The fourth proportional to 254,562.18, 381,926.22 and 121,425.13 is: 182,177.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,562.18 : 381,926.22 = 121,425.13 : x
  2. Step 2: Convert to fraction form
    254,562.18/381,926.22 = 121,425.13/x
  3. Step 3: Cross multiply
    254,562.18x = 381,926.22 × 121,425.13
  4. Step 4: Simplify right side
    254,562.18x = 46,375,440,913.91
  5. Step 5: Solve for x
    x = 46,375,440,913.91/254,562.18
  6. Step 6: Final answer
    x = 182,177.26

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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.