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Finding the Fourth Proportional to 267,124.16, 368,631.30 and 146,265.43

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Solution

The fourth proportional to 267,124.16, 368,631.30 and 146,265.43 is: 201,846.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,124.16 : 368,631.30 = 146,265.43 : x
  2. Step 2: Convert to fraction form
    267,124.16/368,631.30 = 146,265.43/x
  3. Step 3: Cross multiply
    267,124.16x = 368,631.30 × 146,265.43
  4. Step 4: Simplify right side
    267,124.16x = 53,918,014,684.38
  5. Step 5: Solve for x
    x = 53,918,014,684.38/267,124.16
  6. Step 6: Final answer
    x = 201,846.27

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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.