Home / 75,414.56-113,075.32-25,489.92

Finding the Fourth Proportional to 75,414.56, 113,075.32 and 25,489.92

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Solution

The fourth proportional to 75,414.56, 113,075.32 and 25,489.92 is: 38,219.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,414.56 : 113,075.32 = 25,489.92 : x
  2. Step 2: Convert to fraction form
    75,414.56/113,075.32 = 25,489.92/x
  3. Step 3: Cross multiply
    75,414.56x = 113,075.32 × 25,489.92
  4. Step 4: Simplify right side
    75,414.56x = 2,882,280,860.77
  5. Step 5: Solve for x
    x = 2,882,280,860.77/75,414.56
  6. Step 6: Final answer
    x = 38,219.16

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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.