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Finding the Fourth Proportional to 170,980, 235,952.40 and 95,535.52

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Solution

The fourth proportional to 170,980, 235,952.40 and 95,535.52 is: 131,839.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,980 : 235,952.40 = 95,535.52 : x
  2. Step 2: Convert to fraction form
    170,980/235,952.40 = 95,535.52/x
  3. Step 3: Cross multiply
    170,980x = 235,952.40 × 95,535.52
  4. Step 4: Simplify right side
    170,980x = 22,541,835,229.25
  5. Step 5: Solve for x
    x = 22,541,835,229.25/170,980
  6. Step 6: Final answer
    x = 131,839.02

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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.