Home / 60,440.22-90,629.18-27,131.72

Finding the Fourth Proportional to 60,440.22, 90,629.18 and 27,131.72

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Solution

The fourth proportional to 60,440.22, 90,629.18 and 27,131.72 is: 40,683.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,440.22 : 90,629.18 = 27,131.72 : x
  2. Step 2: Convert to fraction form
    60,440.22/90,629.18 = 27,131.72/x
  3. Step 3: Cross multiply
    60,440.22x = 90,629.18 × 27,131.72
  4. Step 4: Simplify right side
    60,440.22x = 2,458,925,535.59
  5. Step 5: Solve for x
    x = 2,458,925,535.59/60,440.22
  6. Step 6: Final answer
    x = 40,683.60

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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.