Home / 92,722.38-127,956.88-50,281.01

Finding the Fourth Proportional to 92,722.38, 127,956.88 and 50,281.01

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Solution

The fourth proportional to 92,722.38, 127,956.88 and 50,281.01 is: 69,387.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,722.38 : 127,956.88 = 50,281.01 : x
  2. Step 2: Convert to fraction form
    92,722.38/127,956.88 = 50,281.01/x
  3. Step 3: Cross multiply
    92,722.38x = 127,956.88 × 50,281.01
  4. Step 4: Simplify right side
    92,722.38x = 6,433,801,162.85
  5. Step 5: Solve for x
    x = 6,433,801,162.85/92,722.38
  6. Step 6: Final answer
    x = 69,387.79

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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.