Home / 134,759.20-202,138.80-95,360.80

Finding the Fourth Proportional to 134,759.20, 202,138.80 and 95,360.80

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Solution

The fourth proportional to 134,759.20, 202,138.80 and 95,360.80 is: 143,041.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,759.20 : 202,138.80 = 95,360.80 : x
  2. Step 2: Convert to fraction form
    134,759.20/202,138.80 = 95,360.80/x
  3. Step 3: Cross multiply
    134,759.20x = 202,138.80 × 95,360.80
  4. Step 4: Simplify right side
    134,759.20x = 19,276,117,679.04
  5. Step 5: Solve for x
    x = 19,276,117,679.04/134,759.20
  6. Step 6: Final answer
    x = 143,041.20

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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.