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Finding the Fourth Proportional to 145,650.52, 218,475.68 and 40,469.44

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Solution

The fourth proportional to 145,650.52, 218,475.68 and 40,469.44 is: 60,704.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,650.52 : 218,475.68 = 40,469.44 : x
  2. Step 2: Convert to fraction form
    145,650.52/218,475.68 = 40,469.44/x
  3. Step 3: Cross multiply
    145,650.52x = 218,475.68 × 40,469.44
  4. Step 4: Simplify right side
    145,650.52x = 8,841,588,423.22
  5. Step 5: Solve for x
    x = 8,841,588,423.22/145,650.52
  6. Step 6: Final answer
    x = 60,704.13

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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.