Home / 254,042.59-381,064.05-64,517.17

Finding the Fourth Proportional to 254,042.59, 381,064.05 and 64,517.17

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Solution

The fourth proportional to 254,042.59, 381,064.05 and 64,517.17 is: 96,775.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,042.59 : 381,064.05 = 64,517.17 : x
  2. Step 2: Convert to fraction form
    254,042.59/381,064.05 = 64,517.17/x
  3. Step 3: Cross multiply
    254,042.59x = 381,064.05 × 64,517.17
  4. Step 4: Simplify right side
    254,042.59x = 24,585,173,142.08
  5. Step 5: Solve for x
    x = 24,585,173,142.08/254,042.59
  6. Step 6: Final answer
    x = 96,775.79

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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.