Home / 92,171.20-138,255.62-50,317.92

Finding the Fourth Proportional to 92,171.20, 138,255.62 and 50,317.92

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Solution

The fourth proportional to 92,171.20, 138,255.62 and 50,317.92 is: 75,476.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,171.20 : 138,255.62 = 50,317.92 : x
  2. Step 2: Convert to fraction form
    92,171.20/138,255.62 = 50,317.92/x
  3. Step 3: Cross multiply
    92,171.20x = 138,255.62 × 50,317.92
  4. Step 4: Simplify right side
    92,171.20x = 6,956,735,226.71
  5. Step 5: Solve for x
    x = 6,956,735,226.71/92,171.20
  6. Step 6: Final answer
    x = 75,476.24

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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.