Home / 178,747.67-269,087.85-162,839.44

Finding the Fourth Proportional to 178,747.67, 269,087.85 and 162,839.44

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Solution

The fourth proportional to 178,747.67, 269,087.85 and 162,839.44 is: 245,139.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,747.67 : 269,087.85 = 162,839.44 : x
  2. Step 2: Convert to fraction form
    178,747.67/269,087.85 = 162,839.44/x
  3. Step 3: Cross multiply
    178,747.67x = 269,087.85 × 162,839.44
  4. Step 4: Simplify right side
    178,747.67x = 43,818,114,804.80
  5. Step 5: Solve for x
    x = 43,818,114,804.80/178,747.67
  6. Step 6: Final answer
    x = 245,139.50

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.