Home / 178,118.78-267,195.68-51,760.11

Finding the Fourth Proportional to 178,118.78, 267,195.68 and 51,760.11

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Solution

The fourth proportional to 178,118.78, 267,195.68 and 51,760.11 is: 77,645.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,118.78 : 267,195.68 = 51,760.11 : x
  2. Step 2: Convert to fraction form
    178,118.78/267,195.68 = 51,760.11/x
  3. Step 3: Cross multiply
    178,118.78x = 267,195.68 × 51,760.11
  4. Step 4: Simplify right side
    178,118.78x = 13,830,077,529.52
  5. Step 5: Solve for x
    x = 13,830,077,529.52/178,118.78
  6. Step 6: Final answer
    x = 77,645.25

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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.