Home / 125,258.27-187,840.76-50,353.20

Finding the Fourth Proportional to 125,258.27, 187,840.76 and 50,353.20

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Solution

The fourth proportional to 125,258.27, 187,840.76 and 50,353.20 is: 75,511.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,258.27 : 187,840.76 = 50,353.20 : x
  2. Step 2: Convert to fraction form
    125,258.27/187,840.76 = 50,353.20/x
  3. Step 3: Cross multiply
    125,258.27x = 187,840.76 × 50,353.20
  4. Step 4: Simplify right side
    125,258.27x = 9,458,383,104.67
  5. Step 5: Solve for x
    x = 9,458,383,104.67/125,258.27
  6. Step 6: Final answer
    x = 75,511.05

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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.