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Finding the Fourth Proportional to 60,189.44, 83,033.85 and 38,975.54

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Solution

The fourth proportional to 60,189.44, 83,033.85 and 38,975.54 is: 53,768.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,189.44 : 83,033.85 = 38,975.54 : x
  2. Step 2: Convert to fraction form
    60,189.44/83,033.85 = 38,975.54/x
  3. Step 3: Cross multiply
    60,189.44x = 83,033.85 × 38,975.54
  4. Step 4: Simplify right side
    60,189.44x = 3,236,288,726.86
  5. Step 5: Solve for x
    x = 3,236,288,726.86/60,189.44
  6. Step 6: Final answer
    x = 53,768.39

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1.5x scale

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.