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Finding the Fourth Proportional to 142,782.76, 214,184.66 and 37,601

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Solution

The fourth proportional to 142,782.76, 214,184.66 and 37,601 is: 56,404.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,782.76 : 214,184.66 = 37,601 : x
  2. Step 2: Convert to fraction form
    142,782.76/214,184.66 = 37,601/x
  3. Step 3: Cross multiply
    142,782.76x = 214,184.66 × 37,601
  4. Step 4: Simplify right side
    142,782.76x = 8,053,557,400.66
  5. Step 5: Solve for x
    x = 8,053,557,400.66/142,782.76
  6. Step 6: Final answer
    x = 56,404.27

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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.