Home / 75,288.22-112,903.64-25,354.92

Finding the Fourth Proportional to 75,288.22, 112,903.64 and 25,354.92

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Solution

The fourth proportional to 75,288.22, 112,903.64 and 25,354.92 is: 38,022.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,288.22 : 112,903.64 = 25,354.92 : x
  2. Step 2: Convert to fraction form
    75,288.22/112,903.64 = 25,354.92/x
  3. Step 3: Cross multiply
    75,288.22x = 112,903.64 × 25,354.92
  4. Step 4: Simplify right side
    75,288.22x = 2,862,662,759.91
  5. Step 5: Solve for x
    x = 2,862,662,759.91/75,288.22
  6. Step 6: Final answer
    x = 38,022.72

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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.