Home / 178,926.73-268,947.98-112,791.85

Finding the Fourth Proportional to 178,926.73, 268,947.98 and 112,791.85

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Solution

The fourth proportional to 178,926.73, 268,947.98 and 112,791.85 is: 169,539.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,926.73 : 268,947.98 = 112,791.85 : x
  2. Step 2: Convert to fraction form
    178,926.73/268,947.98 = 112,791.85/x
  3. Step 3: Cross multiply
    178,926.73x = 268,947.98 × 112,791.85
  4. Step 4: Simplify right side
    178,926.73x = 30,335,139,404.60
  5. Step 5: Solve for x
    x = 30,335,139,404.60/178,926.73
  6. Step 6: Final answer
    x = 169,539.45

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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.