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Finding the Fourth Proportional to 170,902.56, 235,849.20 and 95,451.20

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Solution

The fourth proportional to 170,902.56, 235,849.20 and 95,451.20 is: 131,724.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,902.56 : 235,849.20 = 95,451.20 : x
  2. Step 2: Convert to fraction form
    170,902.56/235,849.20 = 95,451.20/x
  3. Step 3: Cross multiply
    170,902.56x = 235,849.20 × 95,451.20
  4. Step 4: Simplify right side
    170,902.56x = 22,512,089,159.04
  5. Step 5: Solve for x
    x = 22,512,089,159.04/170,902.56
  6. Step 6: Final answer
    x = 131,724.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.