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Finding the Fourth Proportional to 60,245.70, 83,134.17 and 33,389.34

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Solution

The fourth proportional to 60,245.70, 83,134.17 and 33,389.34 is: 46,074.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,245.70 : 83,134.17 = 33,389.34 : x
  2. Step 2: Convert to fraction form
    60,245.70/83,134.17 = 33,389.34/x
  3. Step 3: Cross multiply
    60,245.70x = 83,134.17 × 33,389.34
  4. Step 4: Simplify right side
    60,245.70x = 2,775,795,067.75
  5. Step 5: Solve for x
    x = 2,775,795,067.75/60,245.70
  6. Step 6: Final answer
    x = 46,074.58

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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.