Home / 151,819.85-227,577.38-51,911.72

Finding the Fourth Proportional to 151,819.85, 227,577.38 and 51,911.72

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Solution

The fourth proportional to 151,819.85, 227,577.38 and 51,911.72 is: 77,815.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,819.85 : 227,577.38 = 51,911.72 : x
  2. Step 2: Convert to fraction form
    151,819.85/227,577.38 = 51,911.72/x
  3. Step 3: Cross multiply
    151,819.85x = 227,577.38 × 51,911.72
  4. Step 4: Simplify right side
    151,819.85x = 11,813,931,831.45
  5. Step 5: Solve for x
    x = 11,813,931,831.45/151,819.85
  6. Step 6: Final answer
    x = 77,815.46

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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.