Home / 178,254.55-267,378.97-43,319.71

Finding the Fourth Proportional to 178,254.55, 267,378.97 and 43,319.71

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Solution

The fourth proportional to 178,254.55, 267,378.97 and 43,319.71 is: 64,978.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,254.55 : 267,378.97 = 43,319.71 : x
  2. Step 2: Convert to fraction form
    178,254.55/267,378.97 = 43,319.71/x
  3. Step 3: Cross multiply
    178,254.55x = 267,378.97 × 43,319.71
  4. Step 4: Simplify right side
    178,254.55x = 11,582,777,995.30
  5. Step 5: Solve for x
    x = 11,582,777,995.30/178,254.55
  6. Step 6: Final answer
    x = 64,978.86

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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.