Home / 75,491.46-113,249.14-25,574.40

Finding the Fourth Proportional to 75,491.46, 113,249.14 and 25,574.40

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Solution

The fourth proportional to 75,491.46, 113,249.14 and 25,574.40 is: 38,365.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,491.46 : 113,249.14 = 25,574.40 : x
  2. Step 2: Convert to fraction form
    75,491.46/113,249.14 = 25,574.40/x
  3. Step 3: Cross multiply
    75,491.46x = 113,249.14 × 25,574.40
  4. Step 4: Simplify right side
    75,491.46x = 2,896,278,742.08
  5. Step 5: Solve for x
    x = 2,896,278,742.08/75,491.46
  6. Step 6: Final answer
    x = 38,365.65

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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.