Home / 75,515.69-113,202.80-25,560.83

Finding the Fourth Proportional to 75,515.69, 113,202.80 and 25,560.83

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Solution

The fourth proportional to 75,515.69, 113,202.80 and 25,560.83 is: 38,317.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,515.69 : 113,202.80 = 25,560.83 : x
  2. Step 2: Convert to fraction form
    75,515.69/113,202.80 = 25,560.83/x
  3. Step 3: Cross multiply
    75,515.69x = 113,202.80 × 25,560.83
  4. Step 4: Simplify right side
    75,515.69x = 2,893,557,777.38
  5. Step 5: Solve for x
    x = 2,893,557,777.38/75,515.69
  6. Step 6: Final answer
    x = 38,317.30

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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.