Home / 75,401.46-113,114.34-22,806.54

Finding the Fourth Proportional to 75,401.46, 113,114.34 and 22,806.54

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Solution

The fourth proportional to 75,401.46, 113,114.34 and 22,806.54 is: 34,213.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,401.46 : 113,114.34 = 22,806.54 : x
  2. Step 2: Convert to fraction form
    75,401.46/113,114.34 = 22,806.54/x
  3. Step 3: Cross multiply
    75,401.46x = 113,114.34 × 22,806.54
  4. Step 4: Simplify right side
    75,401.46x = 2,579,746,719.78
  5. Step 5: Solve for x
    x = 2,579,746,719.78/75,401.46
  6. Step 6: Final answer
    x = 34,213.48

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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.