Home / 142,189.73-213,324.45-62,234.66

Finding the Fourth Proportional to 142,189.73, 213,324.45 and 62,234.66

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Solution

The fourth proportional to 142,189.73, 213,324.45 and 62,234.66 is: 93,369.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,189.73 : 213,324.45 = 62,234.66 : x
  2. Step 2: Convert to fraction form
    142,189.73/213,324.45 = 62,234.66/x
  3. Step 3: Cross multiply
    142,189.73x = 213,324.45 × 62,234.66
  4. Step 4: Simplify right side
    142,189.73x = 13,276,175,265.44
  5. Step 5: Solve for x
    x = 13,276,175,265.44/142,189.73
  6. Step 6: Final answer
    x = 93,369.44

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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.