Home / 75,259.13-112,809.66-25,321.89

Finding the Fourth Proportional to 75,259.13, 112,809.66 and 25,321.89

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Solution

The fourth proportional to 75,259.13, 112,809.66 and 25,321.89 is: 37,956.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,259.13 : 112,809.66 = 25,321.89 : x
  2. Step 2: Convert to fraction form
    75,259.13/112,809.66 = 25,321.89/x
  3. Step 3: Cross multiply
    75,259.13x = 112,809.66 × 25,321.89
  4. Step 4: Simplify right side
    75,259.13x = 2,856,553,237.41
  5. Step 5: Solve for x
    x = 2,856,553,237.41/75,259.13
  6. Step 6: Final answer
    x = 37,956.24

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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.