Home / 56,987.20-85,453.96-33,301.59

Finding the Fourth Proportional to 56,987.20, 85,453.96 and 33,301.59

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Solution

The fourth proportional to 56,987.20, 85,453.96 and 33,301.59 is: 49,936.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,987.20 : 85,453.96 = 33,301.59 : x
  2. Step 2: Convert to fraction form
    56,987.20/85,453.96 = 33,301.59/x
  3. Step 3: Cross multiply
    56,987.20x = 85,453.96 × 33,301.59
  4. Step 4: Simplify right side
    56,987.20x = 2,845,752,739.80
  5. Step 5: Solve for x
    x = 2,845,752,739.80/56,987.20
  6. Step 6: Final answer
    x = 49,936.70

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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.