Home / 75,862.32-113,826.28-29,104.26

Finding the Fourth Proportional to 75,862.32, 113,826.28 and 29,104.26

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Solution

The fourth proportional to 75,862.32, 113,826.28 and 29,104.26 is: 43,668.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,862.32 : 113,826.28 = 29,104.26 : x
  2. Step 2: Convert to fraction form
    75,862.32/113,826.28 = 29,104.26/x
  3. Step 3: Cross multiply
    75,862.32x = 113,826.28 × 29,104.26
  4. Step 4: Simplify right side
    75,862.32x = 3,312,829,647.95
  5. Step 5: Solve for x
    x = 3,312,829,647.95/75,862.32
  6. Step 6: Final answer
    x = 43,668.97

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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.