Home / 75,854.24-113,780.64-25,933.76

Finding the Fourth Proportional to 75,854.24, 113,780.64 and 25,933.76

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Solution

The fourth proportional to 75,854.24, 113,780.64 and 25,933.76 is: 38,900.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,854.24 : 113,780.64 = 25,933.76 : x
  2. Step 2: Convert to fraction form
    75,854.24/113,780.64 = 25,933.76/x
  3. Step 3: Cross multiply
    75,854.24x = 113,780.64 × 25,933.76
  4. Step 4: Simplify right side
    75,854.24x = 2,950,759,810.41
  5. Step 5: Solve for x
    x = 2,950,759,810.41/75,854.24
  6. Step 6: Final answer
    x = 38,900.39

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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.