Home / 178,340.19-267,432.51-67,454.43

Finding the Fourth Proportional to 178,340.19, 267,432.51 and 67,454.43

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Solution

The fourth proportional to 178,340.19, 267,432.51 and 67,454.43 is: 101,152.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,340.19 : 267,432.51 = 67,454.43 : x
  2. Step 2: Convert to fraction form
    178,340.19/267,432.51 = 67,454.43/x
  3. Step 3: Cross multiply
    178,340.19x = 267,432.51 × 67,454.43
  4. Step 4: Simplify right side
    178,340.19x = 18,039,507,525.52
  5. Step 5: Solve for x
    x = 18,039,507,525.52/178,340.19
  6. Step 6: Final answer
    x = 101,152.23

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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.