Home / 134,799.10-202,344.45-75,750.10

Finding the Fourth Proportional to 134,799.10, 202,344.45 and 75,750.10

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Solution

The fourth proportional to 134,799.10, 202,344.45 and 75,750.10 is: 113,707.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,799.10 : 202,344.45 = 75,750.10 : x
  2. Step 2: Convert to fraction form
    134,799.10/202,344.45 = 75,750.10/x
  3. Step 3: Cross multiply
    134,799.10x = 202,344.45 × 75,750.10
  4. Step 4: Simplify right side
    134,799.10x = 15,327,612,321.95
  5. Step 5: Solve for x
    x = 15,327,612,321.95/134,799.10
  6. Step 6: Final answer
    x = 113,707.08

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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.