Home / 48,867.60-73,301.40-45,587.10

Finding the Fourth Proportional to 48,867.60, 73,301.40 and 45,587.10

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Solution

The fourth proportional to 48,867.60, 73,301.40 and 45,587.10 is: 68,380.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,867.60 : 73,301.40 = 45,587.10 : x
  2. Step 2: Convert to fraction form
    48,867.60/73,301.40 = 45,587.10/x
  3. Step 3: Cross multiply
    48,867.60x = 73,301.40 × 45,587.10
  4. Step 4: Simplify right side
    48,867.60x = 3,341,598,251.94
  5. Step 5: Solve for x
    x = 3,341,598,251.94/48,867.60
  6. Step 6: Final answer
    x = 68,380.65

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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.