Home / 59,933.20-89,899.80-42,422.80

Finding the Fourth Proportional to 59,933.20, 89,899.80 and 42,422.80

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Solution

The fourth proportional to 59,933.20, 89,899.80 and 42,422.80 is: 63,634.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,933.20 : 89,899.80 = 42,422.80 : x
  2. Step 2: Convert to fraction form
    59,933.20/89,899.80 = 42,422.80/x
  3. Step 3: Cross multiply
    59,933.20x = 89,899.80 × 42,422.80
  4. Step 4: Simplify right side
    59,933.20x = 3,813,801,235.44
  5. Step 5: Solve for x
    x = 3,813,801,235.44/59,933.20
  6. Step 6: Final answer
    x = 63,634.20

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Similar ratio
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1.5x scale

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.