Home / 185,134.58-255,484.26-100,251.64

Finding the Fourth Proportional to 185,134.58, 255,484.26 and 100,251.64

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Solution

The fourth proportional to 185,134.58, 255,484.26 and 100,251.64 is: 138,346.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,134.58 : 255,484.26 = 100,251.64 : x
  2. Step 2: Convert to fraction form
    185,134.58/255,484.26 = 100,251.64/x
  3. Step 3: Cross multiply
    185,134.58x = 255,484.26 × 100,251.64
  4. Step 4: Simplify right side
    185,134.58x = 25,612,716,705.98
  5. Step 5: Solve for x
    x = 25,612,716,705.98/185,134.58
  6. Step 6: Final answer
    x = 138,346.48

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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.