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Finding the Fourth Proportional to 170,770.10, 256,167.43 and 65,589.08

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Solution

The fourth proportional to 170,770.10, 256,167.43 and 65,589.08 is: 98,388.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,770.10 : 256,167.43 = 65,589.08 : x
  2. Step 2: Convert to fraction form
    170,770.10/256,167.43 = 65,589.08/x
  3. Step 3: Cross multiply
    170,770.10x = 256,167.43 × 65,589.08
  4. Step 4: Simplify right side
    170,770.10x = 16,801,784,614.85
  5. Step 5: Solve for x
    x = 16,801,784,614.85/170,770.10
  6. Step 6: Final answer
    x = 98,388.33

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1.5x scale

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.