Home / 75,853.48-113,780.31-25,934.08

Finding the Fourth Proportional to 75,853.48, 113,780.31 and 25,934.08

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Solution

The fourth proportional to 75,853.48, 113,780.31 and 25,934.08 is: 38,901.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,853.48 : 113,780.31 = 25,934.08 : x
  2. Step 2: Convert to fraction form
    75,853.48/113,780.31 = 25,934.08/x
  3. Step 3: Cross multiply
    75,853.48x = 113,780.31 × 25,934.08
  4. Step 4: Simplify right side
    75,853.48x = 2,950,787,661.96
  5. Step 5: Solve for x
    x = 2,950,787,661.96/75,853.48
  6. Step 6: Final answer
    x = 38,901.15

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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.