Home / 52,190.44-78,377.73-38,867.05

Finding the Fourth Proportional to 52,190.44, 78,377.73 and 38,867.05

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Solution

The fourth proportional to 52,190.44, 78,377.73 and 38,867.05 is: 58,369.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,190.44 : 78,377.73 = 38,867.05 : x
  2. Step 2: Convert to fraction form
    52,190.44/78,377.73 = 38,867.05/x
  3. Step 3: Cross multiply
    52,190.44x = 78,377.73 × 38,867.05
  4. Step 4: Simplify right side
    52,190.44x = 3,046,311,150.80
  5. Step 5: Solve for x
    x = 3,046,311,150.80/52,190.44
  6. Step 6: Final answer
    x = 58,369.14

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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.