Home / 170,428.16-235,201.20-94,976.48

Finding the Fourth Proportional to 170,428.16, 235,201.20 and 94,976.48

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Solution

The fourth proportional to 170,428.16, 235,201.20 and 94,976.48 is: 131,073.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,428.16 : 235,201.20 = 94,976.48 : x
  2. Step 2: Convert to fraction form
    170,428.16/235,201.20 = 94,976.48/x
  3. Step 3: Cross multiply
    170,428.16x = 235,201.20 × 94,976.48
  4. Step 4: Simplify right side
    170,428.16x = 22,338,582,067.78
  5. Step 5: Solve for x
    x = 22,338,582,067.78/170,428.16
  6. Step 6: Final answer
    x = 131,073.30

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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.