Home / 185,134.23-255,485.67-100,251.27

Finding the Fourth Proportional to 185,134.23, 255,485.67 and 100,251.27

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Solution

The fourth proportional to 185,134.23, 255,485.67 and 100,251.27 is: 138,346.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,134.23 : 255,485.67 = 100,251.27 : x
  2. Step 2: Convert to fraction form
    185,134.23/255,485.67 = 100,251.27/x
  3. Step 3: Cross multiply
    185,134.23x = 255,485.67 × 100,251.27
  4. Step 4: Simplify right side
    185,134.23x = 25,612,762,884.30
  5. Step 5: Solve for x
    x = 25,612,762,884.30/185,134.23
  6. Step 6: Final answer
    x = 138,346.99

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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.