Home / 75,642.24-113,475.68-22,339.61

Finding the Fourth Proportional to 75,642.24, 113,475.68 and 22,339.61

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Solution

The fourth proportional to 75,642.24, 113,475.68 and 22,339.61 is: 33,513.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,642.24 : 113,475.68 = 22,339.61 : x
  2. Step 2: Convert to fraction form
    75,642.24/113,475.68 = 22,339.61/x
  3. Step 3: Cross multiply
    75,642.24x = 113,475.68 × 22,339.61
  4. Step 4: Simplify right side
    75,642.24x = 2,535,002,435.68
  5. Step 5: Solve for x
    x = 2,535,002,435.68/75,642.24
  6. Step 6: Final answer
    x = 33,513.05

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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.