Home / 178,293.25-267,440.17-45,173.39

Finding the Fourth Proportional to 178,293.25, 267,440.17 and 45,173.39

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Solution

The fourth proportional to 178,293.25, 267,440.17 and 45,173.39 is: 67,760.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,293.25 : 267,440.17 = 45,173.39 : x
  2. Step 2: Convert to fraction form
    178,293.25/267,440.17 = 45,173.39/x
  3. Step 3: Cross multiply
    178,293.25x = 267,440.17 × 45,173.39
  4. Step 4: Simplify right side
    178,293.25x = 12,081,179,101.08
  5. Step 5: Solve for x
    x = 12,081,179,101.08/178,293.25
  6. Step 6: Final answer
    x = 67,760.16

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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.