Home / 69,126.20-103,689.30-24,754.40

Finding the Fourth Proportional to 69,126.20, 103,689.30 and 24,754.40

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Solution

The fourth proportional to 69,126.20, 103,689.30 and 24,754.40 is: 37,131.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,126.20 : 103,689.30 = 24,754.40 : x
  2. Step 2: Convert to fraction form
    69,126.20/103,689.30 = 24,754.40/x
  3. Step 3: Cross multiply
    69,126.20x = 103,689.30 × 24,754.40
  4. Step 4: Simplify right side
    69,126.20x = 2,566,766,407.92
  5. Step 5: Solve for x
    x = 2,566,766,407.92/69,126.20
  6. Step 6: Final answer
    x = 37,131.60

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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.