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Finding the Fourth Proportional to 56,294.70, 84,414.78 and 23,001.54

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Solution

The fourth proportional to 56,294.70, 84,414.78 and 23,001.54 is: 34,491.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,294.70 : 84,414.78 = 23,001.54 : x
  2. Step 2: Convert to fraction form
    56,294.70/84,414.78 = 23,001.54/x
  3. Step 3: Cross multiply
    56,294.70x = 84,414.78 × 23,001.54
  4. Step 4: Simplify right side
    56,294.70x = 1,941,669,938.76
  5. Step 5: Solve for x
    x = 1,941,669,938.76/56,294.70
  6. Step 6: Final answer
    x = 34,491.17

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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.