Home / 55,167.03-82,720.29-25,568.55

Finding the Fourth Proportional to 55,167.03, 82,720.29 and 25,568.55

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Solution

The fourth proportional to 55,167.03, 82,720.29 and 25,568.55 is: 38,338.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,167.03 : 82,720.29 = 25,568.55 : x
  2. Step 2: Convert to fraction form
    55,167.03/82,720.29 = 25,568.55/x
  3. Step 3: Cross multiply
    55,167.03x = 82,720.29 × 25,568.55
  4. Step 4: Simplify right side
    55,167.03x = 2,115,037,870.88
  5. Step 5: Solve for x
    x = 2,115,037,870.88/55,167.03
  6. Step 6: Final answer
    x = 38,338.80

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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.