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Finding the Fourth Proportional to 60,765.87, 83,843.40 and 35,257.41

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Solution

The fourth proportional to 60,765.87, 83,843.40 and 35,257.41 is: 48,647.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,765.87 : 83,843.40 = 35,257.41 : x
  2. Step 2: Convert to fraction form
    60,765.87/83,843.40 = 35,257.41/x
  3. Step 3: Cross multiply
    60,765.87x = 83,843.40 × 35,257.41
  4. Step 4: Simplify right side
    60,765.87x = 2,956,101,129.59
  5. Step 5: Solve for x
    x = 2,956,101,129.59/60,765.87
  6. Step 6: Final answer
    x = 48,647.39

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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.