Home / 95,171.76-142,778.52-28,617.84

Finding the Fourth Proportional to 95,171.76, 142,778.52 and 28,617.84

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Solution

The fourth proportional to 95,171.76, 142,778.52 and 28,617.84 is: 42,933.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,171.76 : 142,778.52 = 28,617.84 : x
  2. Step 2: Convert to fraction form
    95,171.76/142,778.52 = 28,617.84/x
  3. Step 3: Cross multiply
    95,171.76x = 142,778.52 × 28,617.84
  4. Step 4: Simplify right side
    95,171.76x = 4,086,012,840.80
  5. Step 5: Solve for x
    x = 4,086,012,840.80/95,171.76
  6. Step 6: Final answer
    x = 42,933.04

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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.