Home / 134,419.20-201,620.64-59,517.44

Finding the Fourth Proportional to 134,419.20, 201,620.64 and 59,517.44

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Solution

The fourth proportional to 134,419.20, 201,620.64 and 59,517.44 is: 89,272.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,419.20 : 201,620.64 = 59,517.44 : x
  2. Step 2: Convert to fraction form
    134,419.20/201,620.64 = 59,517.44/x
  3. Step 3: Cross multiply
    134,419.20x = 201,620.64 × 59,517.44
  4. Step 4: Simplify right side
    134,419.20x = 11,999,944,343.96
  5. Step 5: Solve for x
    x = 11,999,944,343.96/134,419.20
  6. Step 6: Final answer
    x = 89,272.55

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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.