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Finding the Fourth Proportional to 60,429.50, 90,579.45 and 29,195.90

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Solution

The fourth proportional to 60,429.50, 90,579.45 and 29,195.90 is: 43,762.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,429.50 : 90,579.45 = 29,195.90 : x
  2. Step 2: Convert to fraction form
    60,429.50/90,579.45 = 29,195.90/x
  3. Step 3: Cross multiply
    60,429.50x = 90,579.45 × 29,195.90
  4. Step 4: Simplify right side
    60,429.50x = 2,644,548,564.26
  5. Step 5: Solve for x
    x = 2,644,548,564.26/60,429.50
  6. Step 6: Final answer
    x = 43,762.54

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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.