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Finding the Fourth Proportional to 44,340.70, 66,401.70 and 29,469.10

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Solution

The fourth proportional to 44,340.70, 66,401.70 and 29,469.10 is: 44,130.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,340.70 : 66,401.70 = 29,469.10 : x
  2. Step 2: Convert to fraction form
    44,340.70/66,401.70 = 29,469.10/x
  3. Step 3: Cross multiply
    44,340.70x = 66,401.70 × 29,469.10
  4. Step 4: Simplify right side
    44,340.70x = 1,956,798,337.47
  5. Step 5: Solve for x
    x = 1,956,798,337.47/44,340.70
  6. Step 6: Final answer
    x = 44,130.98

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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.