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Finding the Fourth Proportional to 173,444.96, 239,323.43 and 96,939.59

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Solution

The fourth proportional to 173,444.96, 239,323.43 and 96,939.59 is: 133,759.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,444.96 : 239,323.43 = 96,939.59 : x
  2. Step 2: Convert to fraction form
    173,444.96/239,323.43 = 96,939.59/x
  3. Step 3: Cross multiply
    173,444.96x = 239,323.43 × 96,939.59
  4. Step 4: Simplify right side
    173,444.96x = 23,199,916,022.25
  5. Step 5: Solve for x
    x = 23,199,916,022.25/173,444.96
  6. Step 6: Final answer
    x = 133,759.53

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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.