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Finding the Fourth Proportional to 267,009.26, 368,458.49 and 146,127.15

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Solution

The fourth proportional to 267,009.26, 368,458.49 and 146,127.15 is: 201,647.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,009.26 : 368,458.49 = 146,127.15 : x
  2. Step 2: Convert to fraction form
    267,009.26/368,458.49 = 146,127.15/x
  3. Step 3: Cross multiply
    267,009.26x = 368,458.49 × 146,127.15
  4. Step 4: Simplify right side
    267,009.26x = 53,841,789,402.32
  5. Step 5: Solve for x
    x = 53,841,789,402.32/267,009.26
  6. Step 6: Final answer
    x = 201,647.65

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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.