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Finding the Fourth Proportional to 178,476.41, 267,723.50 and 58,545.45

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Solution

The fourth proportional to 178,476.41, 267,723.50 and 58,545.45 is: 87,821.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,476.41 : 267,723.50 = 58,545.45 : x
  2. Step 2: Convert to fraction form
    178,476.41/267,723.50 = 58,545.45/x
  3. Step 3: Cross multiply
    178,476.41x = 267,723.50 × 58,545.45
  4. Step 4: Simplify right side
    178,476.41x = 15,673,992,490.35
  5. Step 5: Solve for x
    x = 15,673,992,490.35/178,476.41
  6. Step 6: Final answer
    x = 87,821.09

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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.