Home / 75,011.28-112,494.24-25,078.56

Finding the Fourth Proportional to 75,011.28, 112,494.24 and 25,078.56

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Solution

The fourth proportional to 75,011.28, 112,494.24 and 25,078.56 is: 37,610.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,011.28 : 112,494.24 = 25,078.56 : x
  2. Step 2: Convert to fraction form
    75,011.28/112,494.24 = 25,078.56/x
  3. Step 3: Cross multiply
    75,011.28x = 112,494.24 × 25,078.56
  4. Step 4: Simplify right side
    75,011.28x = 2,821,193,547.49
  5. Step 5: Solve for x
    x = 2,821,193,547.49/75,011.28
  6. Step 6: Final answer
    x = 37,610.26

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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.