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Finding the Fourth Proportional to 158,891.90, 238,396.23 and 149,502.38

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Solution

The fourth proportional to 158,891.90, 238,396.23 and 149,502.38 is: 224,308.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,891.90 : 238,396.23 = 149,502.38 : x
  2. Step 2: Convert to fraction form
    158,891.90/238,396.23 = 149,502.38/x
  3. Step 3: Cross multiply
    158,891.90x = 238,396.23 × 149,502.38
  4. Step 4: Simplify right side
    158,891.90x = 35,640,802,576.05
  5. Step 5: Solve for x
    x = 35,640,802,576.05/158,891.90
  6. Step 6: Final answer
    x = 224,308.50

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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.