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Finding the Fourth Proportional to 323,967.17, 486,026.49 and 110,736.72

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Solution

The fourth proportional to 323,967.17, 486,026.49 and 110,736.72 is: 166,130.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,967.17 : 486,026.49 = 110,736.72 : x
  2. Step 2: Convert to fraction form
    323,967.17/486,026.49 = 110,736.72/x
  3. Step 3: Cross multiply
    323,967.17x = 486,026.49 × 110,736.72
  4. Step 4: Simplify right side
    323,967.17x = 53,820,980,550.78
  5. Step 5: Solve for x
    x = 53,820,980,550.78/323,967.17
  6. Step 6: Final answer
    x = 166,130.97

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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.