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Finding the Fourth Proportional to 144,704.67, 217,057.10 and 60,418.91

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Solution

The fourth proportional to 144,704.67, 217,057.10 and 60,418.91 is: 90,628.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,704.67 : 217,057.10 = 60,418.91 : x
  2. Step 2: Convert to fraction form
    144,704.67/217,057.10 = 60,418.91/x
  3. Step 3: Cross multiply
    144,704.67x = 217,057.10 × 60,418.91
  4. Step 4: Simplify right side
    144,704.67x = 13,114,352,002.38
  5. Step 5: Solve for x
    x = 13,114,352,002.38/144,704.67
  6. Step 6: Final answer
    x = 90,628.40

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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.