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Finding the Fourth Proportional to 171,063, 256,530.67 and 58,711.33

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Solution

The fourth proportional to 171,063, 256,530.67 and 58,711.33 is: 88,045.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,063 : 256,530.67 = 58,711.33 : x
  2. Step 2: Convert to fraction form
    171,063/256,530.67 = 58,711.33/x
  3. Step 3: Cross multiply
    171,063x = 256,530.67 × 58,711.33
  4. Step 4: Simplify right side
    171,063x = 15,061,256,821.49
  5. Step 5: Solve for x
    x = 15,061,256,821.49/171,063
  6. Step 6: Final answer
    x = 88,045.09

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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.