Home / 140,764.92-211,160.76-39,562.80

Finding the Fourth Proportional to 140,764.92, 211,160.76 and 39,562.80

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Solution

The fourth proportional to 140,764.92, 211,160.76 and 39,562.80 is: 59,347.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,764.92 : 211,160.76 = 39,562.80 : x
  2. Step 2: Convert to fraction form
    140,764.92/211,160.76 = 39,562.80/x
  3. Step 3: Cross multiply
    140,764.92x = 211,160.76 × 39,562.80
  4. Step 4: Simplify right side
    140,764.92x = 8,354,110,915.73
  5. Step 5: Solve for x
    x = 8,354,110,915.73/140,764.92
  6. Step 6: Final answer
    x = 59,347.96

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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.