Home / 125,968.77-188,999.19-58,531.95

Finding the Fourth Proportional to 125,968.77, 188,999.19 and 58,531.95

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Solution

The fourth proportional to 125,968.77, 188,999.19 and 58,531.95 is: 87,819.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,968.77 : 188,999.19 = 58,531.95 : x
  2. Step 2: Convert to fraction form
    125,968.77/188,999.19 = 58,531.95/x
  3. Step 3: Cross multiply
    125,968.77x = 188,999.19 × 58,531.95
  4. Step 4: Simplify right side
    125,968.77x = 11,062,491,139.12
  5. Step 5: Solve for x
    x = 11,062,491,139.12/125,968.77
  6. Step 6: Final answer
    x = 87,819.32

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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.