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Finding the Fourth Proportional to 173,165.26, 238,965.72 and 96,685.54

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Solution

The fourth proportional to 173,165.26, 238,965.72 and 96,685.54 is: 133,424.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,165.26 : 238,965.72 = 96,685.54 : x
  2. Step 2: Convert to fraction form
    173,165.26/238,965.72 = 96,685.54/x
  3. Step 3: Cross multiply
    173,165.26x = 238,965.72 × 96,685.54
  4. Step 4: Simplify right side
    173,165.26x = 23,104,529,679.69
  5. Step 5: Solve for x
    x = 23,104,529,679.69/173,165.26
  6. Step 6: Final answer
    x = 133,424.74

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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.