Home / 222,517.32-307,076.04-127,023.72

Finding the Fourth Proportional to 222,517.32, 307,076.04 and 127,023.72

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Solution

The fourth proportional to 222,517.32, 307,076.04 and 127,023.72 is: 175,293.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,517.32 : 307,076.04 = 127,023.72 : x
  2. Step 2: Convert to fraction form
    222,517.32/307,076.04 = 127,023.72/x
  3. Step 3: Cross multiply
    222,517.32x = 307,076.04 × 127,023.72
  4. Step 4: Simplify right side
    222,517.32x = 39,005,940,923.67
  5. Step 5: Solve for x
    x = 39,005,940,923.67/222,517.32
  6. Step 6: Final answer
    x = 175,293.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.