Home / 168,571.20-252,758.28-63,398.40

Finding the Fourth Proportional to 168,571.20, 252,758.28 and 63,398.40

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Solution

The fourth proportional to 168,571.20, 252,758.28 and 63,398.40 is: 95,060.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,571.20 : 252,758.28 = 63,398.40 : x
  2. Step 2: Convert to fraction form
    168,571.20/252,758.28 = 63,398.40/x
  3. Step 3: Cross multiply
    168,571.20x = 252,758.28 × 63,398.40
  4. Step 4: Simplify right side
    168,571.20x = 16,024,470,538.75
  5. Step 5: Solve for x
    x = 16,024,470,538.75/168,571.20
  6. Step 6: Final answer
    x = 95,060.55

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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.