Home / 67,025.10-100,537.30-31,486.24

Finding the Fourth Proportional to 67,025.10, 100,537.30 and 31,486.24

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Solution

The fourth proportional to 67,025.10, 100,537.30 and 31,486.24 is: 47,229.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,025.10 : 100,537.30 = 31,486.24 : x
  2. Step 2: Convert to fraction form
    67,025.10/100,537.30 = 31,486.24/x
  3. Step 3: Cross multiply
    67,025.10x = 100,537.30 × 31,486.24
  4. Step 4: Simplify right side
    67,025.10x = 3,165,541,556.75
  5. Step 5: Solve for x
    x = 3,165,541,556.75/67,025.10
  6. Step 6: Final answer
    x = 47,229.20

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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.