Home / 238,426.11-329,172.53-157,922.64

Finding the Fourth Proportional to 238,426.11, 329,172.53 and 157,922.64

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Solution

The fourth proportional to 238,426.11, 329,172.53 and 157,922.64 is: 218,028.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,426.11 : 329,172.53 = 157,922.64 : x
  2. Step 2: Convert to fraction form
    238,426.11/329,172.53 = 157,922.64/x
  3. Step 3: Cross multiply
    238,426.11x = 329,172.53 × 157,922.64
  4. Step 4: Simplify right side
    238,426.11x = 51,983,794,163.47
  5. Step 5: Solve for x
    x = 51,983,794,163.47/238,426.11
  6. Step 6: Final answer
    x = 218,028.95

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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.