Home / 75,881.28-113,835.28-25,949.64

Finding the Fourth Proportional to 75,881.28, 113,835.28 and 25,949.64

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Solution

The fourth proportional to 75,881.28, 113,835.28 and 25,949.64 is: 38,929.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,881.28 : 113,835.28 = 25,949.64 : x
  2. Step 2: Convert to fraction form
    75,881.28/113,835.28 = 25,949.64/x
  3. Step 3: Cross multiply
    75,881.28x = 113,835.28 × 25,949.64
  4. Step 4: Simplify right side
    75,881.28x = 2,953,984,535.30
  5. Step 5: Solve for x
    x = 2,953,984,535.30/75,881.28
  6. Step 6: Final answer
    x = 38,929.03

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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.