Home / 60,149.10-90,197.30-28,568.19

Finding the Fourth Proportional to 60,149.10, 90,197.30 and 28,568.19

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Solution

The fourth proportional to 60,149.10, 90,197.30 and 28,568.19 is: 42,839.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,149.10 : 90,197.30 = 28,568.19 : x
  2. Step 2: Convert to fraction form
    60,149.10/90,197.30 = 28,568.19/x
  3. Step 3: Cross multiply
    60,149.10x = 90,197.30 × 28,568.19
  4. Step 4: Simplify right side
    60,149.10x = 2,576,773,010.06
  5. Step 5: Solve for x
    x = 2,576,773,010.06/60,149.10
  6. Step 6: Final answer
    x = 42,839.76

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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.