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Finding the Fourth Proportional to 41,704.40, 62,410.80 and 29,165.60

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Solution

The fourth proportional to 41,704.40, 62,410.80 and 29,165.60 is: 43,646.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,704.40 : 62,410.80 = 29,165.60 : x
  2. Step 2: Convert to fraction form
    41,704.40/62,410.80 = 29,165.60/x
  3. Step 3: Cross multiply
    41,704.40x = 62,410.80 × 29,165.60
  4. Step 4: Simplify right side
    41,704.40x = 1,820,248,428.48
  5. Step 5: Solve for x
    x = 1,820,248,428.48/41,704.40
  6. Step 6: Final answer
    x = 43,646.44

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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.