Home / 125,748.73-188,641.80-41,517.79

Finding the Fourth Proportional to 125,748.73, 188,641.80 and 41,517.79

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Solution

The fourth proportional to 125,748.73, 188,641.80 and 41,517.79 is: 62,282.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,748.73 : 188,641.80 = 41,517.79 : x
  2. Step 2: Convert to fraction form
    125,748.73/188,641.80 = 41,517.79/x
  3. Step 3: Cross multiply
    125,748.73x = 188,641.80 × 41,517.79
  4. Step 4: Simplify right side
    125,748.73x = 7,831,990,813.34
  5. Step 5: Solve for x
    x = 7,831,990,813.34/125,748.73
  6. Step 6: Final answer
    x = 62,282.86

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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.