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Finding the Fourth Proportional to 243,183.43, 364,638.25 and 167,371.08

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Solution

The fourth proportional to 243,183.43, 364,638.25 and 167,371.08 is: 250,962.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,183.43 : 364,638.25 = 167,371.08 : x
  2. Step 2: Convert to fraction form
    243,183.43/364,638.25 = 167,371.08/x
  3. Step 3: Cross multiply
    243,183.43x = 364,638.25 × 167,371.08
  4. Step 4: Simplify right side
    243,183.43x = 61,029,897,711.81
  5. Step 5: Solve for x
    x = 61,029,897,711.81/243,183.43
  6. Step 6: Final answer
    x = 250,962.40

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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.