Home / 238,844.07-329,598-131,414.16

Finding the Fourth Proportional to 238,844.07, 329,598 and 131,414.16

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Solution

The fourth proportional to 238,844.07, 329,598 and 131,414.16 is: 181,347.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,844.07 : 329,598 = 131,414.16 : x
  2. Step 2: Convert to fraction form
    238,844.07/329,598 = 131,414.16/x
  3. Step 3: Cross multiply
    238,844.07x = 329,598 × 131,414.16
  4. Step 4: Simplify right side
    238,844.07x = 43,313,844,307.68
  5. Step 5: Solve for x
    x = 43,313,844,307.68/238,844.07
  6. Step 6: Final answer
    x = 181,347.79

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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.