Home / 75,025.24-112,439.42-55,211.04

Finding the Fourth Proportional to 75,025.24, 112,439.42 and 55,211.04

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Solution

The fourth proportional to 75,025.24, 112,439.42 and 55,211.04 is: 82,744.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,025.24 : 112,439.42 = 55,211.04 : x
  2. Step 2: Convert to fraction form
    75,025.24/112,439.42 = 55,211.04/x
  3. Step 3: Cross multiply
    75,025.24x = 112,439.42 × 55,211.04
  4. Step 4: Simplify right side
    75,025.24x = 6,207,897,315.20
  5. Step 5: Solve for x
    x = 6,207,897,315.20/75,025.24
  6. Step 6: Final answer
    x = 82,744.12

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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.