Home / 75,895.30-113,822.17-28,506.73

Finding the Fourth Proportional to 75,895.30, 113,822.17 and 28,506.73

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Solution

The fourth proportional to 75,895.30, 113,822.17 and 28,506.73 is: 42,752.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,895.30 : 113,822.17 = 28,506.73 : x
  2. Step 2: Convert to fraction form
    75,895.30/113,822.17 = 28,506.73/x
  3. Step 3: Cross multiply
    75,895.30x = 113,822.17 × 28,506.73
  4. Step 4: Simplify right side
    75,895.30x = 3,244,697,868.20
  5. Step 5: Solve for x
    x = 3,244,697,868.20/75,895.30
  6. Step 6: Final answer
    x = 42,752.29

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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.