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Finding the Fourth Proportional to 71,035.89, 106,417.13 and 44,392.29

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Solution

The fourth proportional to 71,035.89, 106,417.13 and 44,392.29 is: 66,503.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,035.89 : 106,417.13 = 44,392.29 : x
  2. Step 2: Convert to fraction form
    71,035.89/106,417.13 = 44,392.29/x
  3. Step 3: Cross multiply
    71,035.89x = 106,417.13 × 44,392.29
  4. Step 4: Simplify right side
    71,035.89x = 4,724,099,873.97
  5. Step 5: Solve for x
    x = 4,724,099,873.97/71,035.89
  6. Step 6: Final answer
    x = 66,503.00

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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.