Home / 150,310.50-225,480.69-55,565.52

Finding the Fourth Proportional to 150,310.50, 225,480.69 and 55,565.52

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Solution

The fourth proportional to 150,310.50, 225,480.69 and 55,565.52 is: 83,353.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,310.50 : 225,480.69 = 55,565.52 : x
  2. Step 2: Convert to fraction form
    150,310.50/225,480.69 = 55,565.52/x
  3. Step 3: Cross multiply
    150,310.50x = 225,480.69 × 55,565.52
  4. Step 4: Simplify right side
    150,310.50x = 12,528,951,789.81
  5. Step 5: Solve for x
    x = 12,528,951,789.81/150,310.50
  6. Step 6: Final answer
    x = 83,353.80

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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.