Home / 75,852.28-113,780.85-25,930.36

Finding the Fourth Proportional to 75,852.28, 113,780.85 and 25,930.36

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Solution

The fourth proportional to 75,852.28, 113,780.85 and 25,930.36 is: 38,896.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,852.28 : 113,780.85 = 25,930.36 : x
  2. Step 2: Convert to fraction form
    75,852.28/113,780.85 = 25,930.36/x
  3. Step 3: Cross multiply
    75,852.28x = 113,780.85 × 25,930.36
  4. Step 4: Simplify right side
    75,852.28x = 2,950,378,401.61
  5. Step 5: Solve for x
    x = 2,950,378,401.61/75,852.28
  6. Step 6: Final answer
    x = 38,896.37

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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.