Home / 113,336.62-156,404.86-62,352.65

Finding the Fourth Proportional to 113,336.62, 156,404.86 and 62,352.65

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Solution

The fourth proportional to 113,336.62, 156,404.86 and 62,352.65 is: 86,046.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,336.62 : 156,404.86 = 62,352.65 : x
  2. Step 2: Convert to fraction form
    113,336.62/156,404.86 = 62,352.65/x
  3. Step 3: Cross multiply
    113,336.62x = 156,404.86 × 62,352.65
  4. Step 4: Simplify right side
    113,336.62x = 9,752,257,729.01
  5. Step 5: Solve for x
    x = 9,752,257,729.01/113,336.62
  6. Step 6: Final answer
    x = 86,046.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.