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Finding the Fourth Proportional to 43,304, 64,951.80 and 29,353.68

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Solution

The fourth proportional to 43,304, 64,951.80 and 29,353.68 is: 44,027.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,304 : 64,951.80 = 29,353.68 : x
  2. Step 2: Convert to fraction form
    43,304/64,951.80 = 29,353.68/x
  3. Step 3: Cross multiply
    43,304x = 64,951.80 × 29,353.68
  4. Step 4: Simplify right side
    43,304x = 1,906,574,352.62
  5. Step 5: Solve for x
    x = 1,906,574,352.62/43,304
  6. Step 6: Final answer
    x = 44,027.67

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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.