Home / 151,236.40-226,876.20-51,401.20

Finding the Fourth Proportional to 151,236.40, 226,876.20 and 51,401.20

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Solution

The fourth proportional to 151,236.40, 226,876.20 and 51,401.20 is: 77,109.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,236.40 : 226,876.20 = 51,401.20 : x
  2. Step 2: Convert to fraction form
    151,236.40/226,876.20 = 51,401.20/x
  3. Step 3: Cross multiply
    151,236.40x = 226,876.20 × 51,401.20
  4. Step 4: Simplify right side
    151,236.40x = 11,661,708,931.44
  5. Step 5: Solve for x
    x = 11,661,708,931.44/151,236.40
  6. Step 6: Final answer
    x = 77,109.14

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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.