Home / 56,149.32-84,228.46-32,778.12

Finding the Fourth Proportional to 56,149.32, 84,228.46 and 32,778.12

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Solution

The fourth proportional to 56,149.32, 84,228.46 and 32,778.12 is: 49,169.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,149.32 : 84,228.46 = 32,778.12 : x
  2. Step 2: Convert to fraction form
    56,149.32/84,228.46 = 32,778.12/x
  3. Step 3: Cross multiply
    56,149.32x = 84,228.46 × 32,778.12
  4. Step 4: Simplify right side
    56,149.32x = 2,760,850,569.30
  5. Step 5: Solve for x
    x = 2,760,850,569.30/56,149.32
  6. Step 6: Final answer
    x = 49,169.80

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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.