Home / 168,867.18-253,590.85-149,934.44

Finding the Fourth Proportional to 168,867.18, 253,590.85 and 149,934.44

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Solution

The fourth proportional to 168,867.18, 253,590.85 and 149,934.44 is: 225,159.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,867.18 : 253,590.85 = 149,934.44 : x
  2. Step 2: Convert to fraction form
    168,867.18/253,590.85 = 149,934.44/x
  3. Step 3: Cross multiply
    168,867.18x = 253,590.85 × 149,934.44
  4. Step 4: Simplify right side
    168,867.18x = 38,022,002,905.27
  5. Step 5: Solve for x
    x = 38,022,002,905.27/168,867.18
  6. Step 6: Final answer
    x = 225,159.22

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1.5x scale

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.