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Finding the Fourth Proportional to 173,662.47, 239,664.31 and 97,180.91

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Solution

The fourth proportional to 173,662.47, 239,664.31 and 97,180.91 is: 134,115.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,662.47 : 239,664.31 = 97,180.91 : x
  2. Step 2: Convert to fraction form
    173,662.47/239,664.31 = 97,180.91/x
  3. Step 3: Cross multiply
    173,662.47x = 239,664.31 × 97,180.91
  4. Step 4: Simplify right side
    173,662.47x = 23,290,795,740.32
  5. Step 5: Solve for x
    x = 23,290,795,740.32/173,662.47
  6. Step 6: Final answer
    x = 134,115.31

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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.