Home / 178,310.90-267,617.55-73,205.30

Finding the Fourth Proportional to 178,310.90, 267,617.55 and 73,205.30

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Solution

The fourth proportional to 178,310.90, 267,617.55 and 73,205.30 is: 109,870.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,310.90 : 267,617.55 = 73,205.30 : x
  2. Step 2: Convert to fraction form
    178,310.90/267,617.55 = 73,205.30/x
  3. Step 3: Cross multiply
    178,310.90x = 267,617.55 × 73,205.30
  4. Step 4: Simplify right side
    178,310.90x = 19,591,023,033.02
  5. Step 5: Solve for x
    x = 19,591,023,033.02/178,310.90
  6. Step 6: Final answer
    x = 109,870.02

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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.