Home / 309,302.38-463,822.26-109,673.02

Finding the Fourth Proportional to 309,302.38, 463,822.26 and 109,673.02

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Solution

The fourth proportional to 309,302.38, 463,822.26 and 109,673.02 is: 164,462.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,302.38 : 463,822.26 = 109,673.02 : x
  2. Step 2: Convert to fraction form
    309,302.38/463,822.26 = 109,673.02/x
  3. Step 3: Cross multiply
    309,302.38x = 463,822.26 × 109,673.02
  4. Step 4: Simplify right side
    309,302.38x = 50,868,787,997.43
  5. Step 5: Solve for x
    x = 50,868,787,997.43/309,302.38
  6. Step 6: Final answer
    x = 164,462.97

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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.