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Finding the Fourth Proportional to 173,054.60, 238,866.42 and 101,450.12

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Solution

The fourth proportional to 173,054.60, 238,866.42 and 101,450.12 is: 140,031.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,054.60 : 238,866.42 = 101,450.12 : x
  2. Step 2: Convert to fraction form
    173,054.60/238,866.42 = 101,450.12/x
  3. Step 3: Cross multiply
    173,054.60x = 238,866.42 × 101,450.12
  4. Step 4: Simplify right side
    173,054.60x = 24,233,026,972.97
  5. Step 5: Solve for x
    x = 24,233,026,972.97/173,054.60
  6. Step 6: Final answer
    x = 140,031.11

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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.