Home / 252,150.72-378,253.74-125,822.75

Finding the Fourth Proportional to 252,150.72, 378,253.74 and 125,822.75

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Solution

The fourth proportional to 252,150.72, 378,253.74 and 125,822.75 is: 188,747.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,150.72 : 378,253.74 = 125,822.75 : x
  2. Step 2: Convert to fraction form
    252,150.72/378,253.74 = 125,822.75/x
  3. Step 3: Cross multiply
    252,150.72x = 378,253.74 × 125,822.75
  4. Step 4: Simplify right side
    252,150.72x = 47,592,923,873.32
  5. Step 5: Solve for x
    x = 47,592,923,873.32/252,150.72
  6. Step 6: Final answer
    x = 188,747.92

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1.5x scale

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.