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Finding the Fourth Proportional to 267,341.10, 368,930.64 and 159,936.36

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Solution

The fourth proportional to 267,341.10, 368,930.64 and 159,936.36 is: 220,712.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,341.10 : 368,930.64 = 159,936.36 : x
  2. Step 2: Convert to fraction form
    267,341.10/368,930.64 = 159,936.36/x
  3. Step 3: Cross multiply
    267,341.10x = 368,930.64 × 159,936.36
  4. Step 4: Simplify right side
    267,341.10x = 59,005,423,654.07
  5. Step 5: Solve for x
    x = 59,005,423,654.07/267,341.10
  6. Step 6: Final answer
    x = 220,712.13

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1.5x scale

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.