Home / 63,764.10-95,655-28,222.61

Finding the Fourth Proportional to 63,764.10, 95,655 and 28,222.61

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Solution

The fourth proportional to 63,764.10, 95,655 and 28,222.61 is: 42,337.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,764.10 : 95,655 = 28,222.61 : x
  2. Step 2: Convert to fraction form
    63,764.10/95,655 = 28,222.61/x
  3. Step 3: Cross multiply
    63,764.10x = 95,655 × 28,222.61
  4. Step 4: Simplify right side
    63,764.10x = 2,699,633,281.28
  5. Step 5: Solve for x
    x = 2,699,633,281.28/63,764.10
  6. Step 6: Final answer
    x = 42,337.82

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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.