Home / 162,791.30-244,270.22-77,498.54

Finding the Fourth Proportional to 162,791.30, 244,270.22 and 77,498.54

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Solution

The fourth proportional to 162,791.30, 244,270.22 and 77,498.54 is: 116,287.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,791.30 : 244,270.22 = 77,498.54 : x
  2. Step 2: Convert to fraction form
    162,791.30/244,270.22 = 77,498.54/x
  3. Step 3: Cross multiply
    162,791.30x = 244,270.22 × 77,498.54
  4. Step 4: Simplify right side
    162,791.30x = 18,930,583,806.64
  5. Step 5: Solve for x
    x = 18,930,583,806.64/162,791.30
  6. Step 6: Final answer
    x = 116,287.45

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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.