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Finding the Fourth Proportional to 267,101.10, 368,599.53 and 146,242.39

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Solution

The fourth proportional to 267,101.10, 368,599.53 and 146,242.39 is: 201,814.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,101.10 : 368,599.53 = 146,242.39 : x
  2. Step 2: Convert to fraction form
    267,101.10/368,599.53 = 146,242.39/x
  3. Step 3: Cross multiply
    267,101.10x = 368,599.53 × 146,242.39
  4. Step 4: Simplify right side
    267,101.10x = 53,904,876,220.08
  5. Step 5: Solve for x
    x = 53,904,876,220.08/267,101.10
  6. Step 6: Final answer
    x = 201,814.50

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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.