Home / 75,309.92-112,886.06-25,372.76

Finding the Fourth Proportional to 75,309.92, 112,886.06 and 25,372.76

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Solution

The fourth proportional to 75,309.92, 112,886.06 and 25,372.76 is: 38,032.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,309.92 : 112,886.06 = 25,372.76 : x
  2. Step 2: Convert to fraction form
    75,309.92/112,886.06 = 25,372.76/x
  3. Step 3: Cross multiply
    75,309.92x = 112,886.06 × 25,372.76
  4. Step 4: Simplify right side
    75,309.92x = 2,864,230,216.43
  5. Step 5: Solve for x
    x = 2,864,230,216.43/75,309.92
  6. Step 6: Final answer
    x = 38,032.58

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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.