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Finding the Fourth Proportional to 239,044.50, 329,881.41 and 133,060.50

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Solution

The fourth proportional to 239,044.50, 329,881.41 and 133,060.50 is: 183,623.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,044.50 : 329,881.41 = 133,060.50 : x
  2. Step 2: Convert to fraction form
    239,044.50/329,881.41 = 133,060.50/x
  3. Step 3: Cross multiply
    239,044.50x = 329,881.41 × 133,060.50
  4. Step 4: Simplify right side
    239,044.50x = 43,894,185,355.31
  5. Step 5: Solve for x
    x = 43,894,185,355.31/239,044.50
  6. Step 6: Final answer
    x = 183,623.49

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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.