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Finding the Fourth Proportional to 171,161.02, 256,747.39 and 58,840.28

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Solution

The fourth proportional to 171,161.02, 256,747.39 and 58,840.28 is: 88,262.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,161.02 : 256,747.39 = 58,840.28 : x
  2. Step 2: Convert to fraction form
    171,161.02/256,747.39 = 58,840.28/x
  3. Step 3: Cross multiply
    171,161.02x = 256,747.39 × 58,840.28
  4. Step 4: Simplify right side
    171,161.02x = 15,107,088,316.87
  5. Step 5: Solve for x
    x = 15,107,088,316.87/171,161.02
  6. Step 6: Final answer
    x = 88,262.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.