Home / 134,055.60-201,229.20-75,006.60

Finding the Fourth Proportional to 134,055.60, 201,229.20 and 75,006.60

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Solution

The fourth proportional to 134,055.60, 201,229.20 and 75,006.60 is: 112,591.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,055.60 : 201,229.20 = 75,006.60 : x
  2. Step 2: Convert to fraction form
    134,055.60/201,229.20 = 75,006.60/x
  3. Step 3: Cross multiply
    134,055.60x = 201,229.20 × 75,006.60
  4. Step 4: Simplify right side
    134,055.60x = 15,093,518,112.72
  5. Step 5: Solve for x
    x = 15,093,518,112.72/134,055.60
  6. Step 6: Final answer
    x = 112,591.48

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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.