Home / 251,334.38-377,029.05-109,081.88

Finding the Fourth Proportional to 251,334.38, 377,029.05 and 109,081.88

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Solution

The fourth proportional to 251,334.38, 377,029.05 and 109,081.88 is: 163,634.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,334.38 : 377,029.05 = 109,081.88 : x
  2. Step 2: Convert to fraction form
    251,334.38/377,029.05 = 109,081.88/x
  3. Step 3: Cross multiply
    251,334.38x = 377,029.05 × 109,081.88
  4. Step 4: Simplify right side
    251,334.38x = 41,127,037,588.61
  5. Step 5: Solve for x
    x = 41,127,037,588.61/251,334.38
  6. Step 6: Final answer
    x = 163,634.75

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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.