Home / 158,644.38-238,169.49-136,298.06

Finding the Fourth Proportional to 158,644.38, 238,169.49 and 136,298.06

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Solution

The fourth proportional to 158,644.38, 238,169.49 and 136,298.06 is: 204,621.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,644.38 : 238,169.49 = 136,298.06 : x
  2. Step 2: Convert to fraction form
    158,644.38/238,169.49 = 136,298.06/x
  3. Step 3: Cross multiply
    158,644.38x = 238,169.49 × 136,298.06
  4. Step 4: Simplify right side
    158,644.38x = 32,462,038,629.36
  5. Step 5: Solve for x
    x = 32,462,038,629.36/158,644.38
  6. Step 6: Final answer
    x = 204,621.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.