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Finding the Fourth Proportional to 171,167.07, 256,983.48 and 96,340.08

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Solution

The fourth proportional to 171,167.07, 256,983.48 and 96,340.08 is: 144,641.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,167.07 : 256,983.48 = 96,340.08 : x
  2. Step 2: Convert to fraction form
    171,167.07/256,983.48 = 96,340.08/x
  3. Step 3: Cross multiply
    171,167.07x = 256,983.48 × 96,340.08
  4. Step 4: Simplify right side
    171,167.07x = 24,757,809,021.88
  5. Step 5: Solve for x
    x = 24,757,809,021.88/171,167.07
  6. Step 6: Final answer
    x = 144,641.19

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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.