Home / 75,862.01-113,843.73-31,488.75

Finding the Fourth Proportional to 75,862.01, 113,843.73 and 31,488.75

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Solution

The fourth proportional to 75,862.01, 113,843.73 and 31,488.75 is: 47,254.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,862.01 : 113,843.73 = 31,488.75 : x
  2. Step 2: Convert to fraction form
    75,862.01/113,843.73 = 31,488.75/x
  3. Step 3: Cross multiply
    75,862.01x = 113,843.73 × 31,488.75
  4. Step 4: Simplify right side
    75,862.01x = 3,584,796,753.04
  5. Step 5: Solve for x
    x = 3,584,796,753.04/75,862.01
  6. Step 6: Final answer
    x = 47,254.18

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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.