Home / 177,788.72-245,348.52-101,305.64

Finding the Fourth Proportional to 177,788.72, 245,348.52 and 101,305.64

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Solution

The fourth proportional to 177,788.72, 245,348.52 and 101,305.64 is: 139,801.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,788.72 : 245,348.52 = 101,305.64 : x
  2. Step 2: Convert to fraction form
    177,788.72/245,348.52 = 101,305.64/x
  3. Step 3: Cross multiply
    177,788.72x = 245,348.52 × 101,305.64
  4. Step 4: Simplify right side
    177,788.72x = 24,855,188,841.65
  5. Step 5: Solve for x
    x = 24,855,188,841.65/177,788.72
  6. Step 6: Final answer
    x = 139,801.83

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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.