Home / 178,069.45-267,004.33-121,972.90

Finding the Fourth Proportional to 178,069.45, 267,004.33 and 121,972.90

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Solution

The fourth proportional to 178,069.45, 267,004.33 and 121,972.90 is: 182,890.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,069.45 : 267,004.33 = 121,972.90 : x
  2. Step 2: Convert to fraction form
    178,069.45/267,004.33 = 121,972.90/x
  3. Step 3: Cross multiply
    178,069.45x = 267,004.33 × 121,972.90
  4. Step 4: Simplify right side
    178,069.45x = 32,567,292,442.66
  5. Step 5: Solve for x
    x = 32,567,292,442.66/178,069.45
  6. Step 6: Final answer
    x = 182,890.96

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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.