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Finding the Fourth Proportional to 224,353, 309,629.01 and 123,751

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Solution

The fourth proportional to 224,353, 309,629.01 and 123,751 is: 170,788.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,353 : 309,629.01 = 123,751 : x
  2. Step 2: Convert to fraction form
    224,353/309,629.01 = 123,751/x
  3. Step 3: Cross multiply
    224,353x = 309,629.01 × 123,751
  4. Step 4: Simplify right side
    224,353x = 38,316,899,616.51
  5. Step 5: Solve for x
    x = 38,316,899,616.51/224,353
  6. Step 6: Final answer
    x = 170,788.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.