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Finding the Fourth Proportional to 125,651.01, 188,205.86 and 58,991.25

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Solution

The fourth proportional to 125,651.01, 188,205.86 and 58,991.25 is: 88,359.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,651.01 : 188,205.86 = 58,991.25 : x
  2. Step 2: Convert to fraction form
    125,651.01/188,205.86 = 58,991.25/x
  3. Step 3: Cross multiply
    125,651.01x = 188,205.86 × 58,991.25
  4. Step 4: Simplify right side
    125,651.01x = 11,102,498,938.73
  5. Step 5: Solve for x
    x = 11,102,498,938.73/125,651.01
  6. Step 6: Final answer
    x = 88,359.81

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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.