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Finding the Fourth Proportional to 178,018.72, 267,025.48 and 44,898.08

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Solution

The fourth proportional to 178,018.72, 267,025.48 and 44,898.08 is: 67,346.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,018.72 : 267,025.48 = 44,898.08 : x
  2. Step 2: Convert to fraction form
    178,018.72/267,025.48 = 44,898.08/x
  3. Step 3: Cross multiply
    178,018.72x = 267,025.48 × 44,898.08
  4. Step 4: Simplify right side
    178,018.72x = 11,988,931,363.08
  5. Step 5: Solve for x
    x = 11,988,931,363.08/178,018.72
  6. Step 6: Final answer
    x = 67,346.46

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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.