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Finding the Fourth Proportional to 170,899.88, 256,290.39 and 95,114.03

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Solution

The fourth proportional to 170,899.88, 256,290.39 and 95,114.03 is: 142,637.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,899.88 : 256,290.39 = 95,114.03 : x
  2. Step 2: Convert to fraction form
    170,899.88/256,290.39 = 95,114.03/x
  3. Step 3: Cross multiply
    170,899.88x = 256,290.39 × 95,114.03
  4. Step 4: Simplify right side
    170,899.88x = 24,376,810,561.72
  5. Step 5: Solve for x
    x = 24,376,810,561.72/170,899.88
  6. Step 6: Final answer
    x = 142,637.97

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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.