Home / 126,304.35-189,454.89-36,349.44

Finding the Fourth Proportional to 126,304.35, 189,454.89 and 36,349.44

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Solution

The fourth proportional to 126,304.35, 189,454.89 and 36,349.44 is: 54,523.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,304.35 : 189,454.89 = 36,349.44 : x
  2. Step 2: Convert to fraction form
    126,304.35/189,454.89 = 36,349.44/x
  3. Step 3: Cross multiply
    126,304.35x = 189,454.89 × 36,349.44
  4. Step 4: Simplify right side
    126,304.35x = 6,886,579,156.76
  5. Step 5: Solve for x
    x = 6,886,579,156.76/126,304.35
  6. Step 6: Final answer
    x = 54,523.69

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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.