Home / 238,664.19-329,274.63-147,987.53

Finding the Fourth Proportional to 238,664.19, 329,274.63 and 147,987.53

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Solution

The fourth proportional to 238,664.19, 329,274.63 and 147,987.53 is: 204,171.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,664.19 : 329,274.63 = 147,987.53 : x
  2. Step 2: Convert to fraction form
    238,664.19/329,274.63 = 147,987.53/x
  3. Step 3: Cross multiply
    238,664.19x = 329,274.63 × 147,987.53
  4. Step 4: Simplify right side
    238,664.19x = 48,728,538,773.77
  5. Step 5: Solve for x
    x = 48,728,538,773.77/238,664.19
  6. Step 6: Final answer
    x = 204,171.97

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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.