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Finding the Fourth Proportional to 170,642.92, 235,494.56 and 95,191.44

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Solution

The fourth proportional to 170,642.92, 235,494.56 and 95,191.44 is: 131,368.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,642.92 : 235,494.56 = 95,191.44 : x
  2. Step 2: Convert to fraction form
    170,642.92/235,494.56 = 95,191.44/x
  3. Step 3: Cross multiply
    170,642.92x = 235,494.56 × 95,191.44
  4. Step 4: Simplify right side
    170,642.92x = 22,417,066,278.57
  5. Step 5: Solve for x
    x = 22,417,066,278.57/170,642.92
  6. Step 6: Final answer
    x = 131,368.28

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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.