Home / 226,749.40-340,160.10-77,003.80

Finding the Fourth Proportional to 226,749.40, 340,160.10 and 77,003.80

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Solution

The fourth proportional to 226,749.40, 340,160.10 and 77,003.80 is: 115,517.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,749.40 : 340,160.10 = 77,003.80 : x
  2. Step 2: Convert to fraction form
    226,749.40/340,160.10 = 77,003.80/x
  3. Step 3: Cross multiply
    226,749.40x = 340,160.10 × 77,003.80
  4. Step 4: Simplify right side
    226,749.40x = 26,193,620,308.38
  5. Step 5: Solve for x
    x = 26,193,620,308.38/226,749.40
  6. Step 6: Final answer
    x = 115,517.93

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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.