Home / 67,246.40-100,982.06-42,004.65

Finding the Fourth Proportional to 67,246.40, 100,982.06 and 42,004.65

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Solution

The fourth proportional to 67,246.40, 100,982.06 and 42,004.65 is: 63,077.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,246.40 : 100,982.06 = 42,004.65 : x
  2. Step 2: Convert to fraction form
    67,246.40/100,982.06 = 42,004.65/x
  3. Step 3: Cross multiply
    67,246.40x = 100,982.06 × 42,004.65
  4. Step 4: Simplify right side
    67,246.40x = 4,241,715,876.56
  5. Step 5: Solve for x
    x = 4,241,715,876.56/67,246.40
  6. Step 6: Final answer
    x = 63,077.22

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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.