Home / 75,817.12-113,701.05-25,202.55

Finding the Fourth Proportional to 75,817.12, 113,701.05 and 25,202.55

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Solution

The fourth proportional to 75,817.12, 113,701.05 and 25,202.55 is: 37,795.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,817.12 : 113,701.05 = 25,202.55 : x
  2. Step 2: Convert to fraction form
    75,817.12/113,701.05 = 25,202.55/x
  3. Step 3: Cross multiply
    75,817.12x = 113,701.05 × 25,202.55
  4. Step 4: Simplify right side
    75,817.12x = 2,865,556,397.68
  5. Step 5: Solve for x
    x = 2,865,556,397.68/75,817.12
  6. Step 6: Final answer
    x = 37,795.64

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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.