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Finding the Fourth Proportional to 170,656, 235,505.28 and 95,204.48

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Solution

The fourth proportional to 170,656, 235,505.28 and 95,204.48 is: 131,382.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,656 : 235,505.28 = 95,204.48 : x
  2. Step 2: Convert to fraction form
    170,656/235,505.28 = 95,204.48/x
  3. Step 3: Cross multiply
    170,656x = 235,505.28 × 95,204.48
  4. Step 4: Simplify right side
    170,656x = 22,421,157,719.65
  5. Step 5: Solve for x
    x = 22,421,157,719.65/170,656
  6. Step 6: Final answer
    x = 131,382.18

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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.