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Finding the Fourth Proportional to 173,058.88, 238,728.72 and 119,370.46

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Solution

The fourth proportional to 173,058.88, 238,728.72 and 119,370.46 is: 164,667.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,058.88 : 238,728.72 = 119,370.46 : x
  2. Step 2: Convert to fraction form
    173,058.88/238,728.72 = 119,370.46/x
  3. Step 3: Cross multiply
    173,058.88x = 238,728.72 × 119,370.46
  4. Step 4: Simplify right side
    173,058.88x = 28,497,157,121.61
  5. Step 5: Solve for x
    x = 28,497,157,121.61/173,058.88
  6. Step 6: Final answer
    x = 164,667.41

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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.