Home / 60,949.60-91,424.40-44,231.20

Finding the Fourth Proportional to 60,949.60, 91,424.40 and 44,231.20

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Solution

The fourth proportional to 60,949.60, 91,424.40 and 44,231.20 is: 66,346.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,949.60 : 91,424.40 = 44,231.20 : x
  2. Step 2: Convert to fraction form
    60,949.60/91,424.40 = 44,231.20/x
  3. Step 3: Cross multiply
    60,949.60x = 91,424.40 × 44,231.20
  4. Step 4: Simplify right side
    60,949.60x = 4,043,810,921.28
  5. Step 5: Solve for x
    x = 4,043,810,921.28/60,949.60
  6. Step 6: Final answer
    x = 66,346.80

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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.