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Finding the Fourth Proportional to 171,174, 256,698.03 and 58,822.32

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Solution

The fourth proportional to 171,174, 256,698.03 and 58,822.32 is: 88,211.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,174 : 256,698.03 = 58,822.32 : x
  2. Step 2: Convert to fraction form
    171,174/256,698.03 = 58,822.32/x
  3. Step 3: Cross multiply
    171,174x = 256,698.03 × 58,822.32
  4. Step 4: Simplify right side
    171,174x = 15,099,573,664.03
  5. Step 5: Solve for x
    x = 15,099,573,664.03/171,174
  6. Step 6: Final answer
    x = 88,211.84

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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.