Home / 44,149.20-66,223.80-40,520.40

Finding the Fourth Proportional to 44,149.20, 66,223.80 and 40,520.40

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Solution

The fourth proportional to 44,149.20, 66,223.80 and 40,520.40 is: 60,780.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,149.20 : 66,223.80 = 40,520.40 : x
  2. Step 2: Convert to fraction form
    44,149.20/66,223.80 = 40,520.40/x
  3. Step 3: Cross multiply
    44,149.20x = 66,223.80 × 40,520.40
  4. Step 4: Simplify right side
    44,149.20x = 2,683,414,865.52
  5. Step 5: Solve for x
    x = 2,683,414,865.52/44,149.20
  6. Step 6: Final answer
    x = 60,780.60

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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.