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Finding the Fourth Proportional to 134,893.20, 202,339.80 and 95,494.80

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Solution

The fourth proportional to 134,893.20, 202,339.80 and 95,494.80 is: 143,242.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,893.20 : 202,339.80 = 95,494.80 : x
  2. Step 2: Convert to fraction form
    134,893.20/202,339.80 = 95,494.80/x
  3. Step 3: Cross multiply
    134,893.20x = 202,339.80 × 95,494.80
  4. Step 4: Simplify right side
    134,893.20x = 19,322,398,733.04
  5. Step 5: Solve for x
    x = 19,322,398,733.04/134,893.20
  6. Step 6: Final answer
    x = 143,242.20

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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.