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Finding the Fourth Proportional to 173,311.04, 239,168.94 and 97,859.54

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Solution

The fourth proportional to 173,311.04, 239,168.94 and 97,859.54 is: 135,046.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,311.04 : 239,168.94 = 97,859.54 : x
  2. Step 2: Convert to fraction form
    173,311.04/239,168.94 = 97,859.54/x
  3. Step 3: Cross multiply
    173,311.04x = 239,168.94 × 97,859.54
  4. Step 4: Simplify right side
    173,311.04x = 23,404,962,450.69
  5. Step 5: Solve for x
    x = 23,404,962,450.69/173,311.04
  6. Step 6: Final answer
    x = 135,046.00

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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.