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Finding the Fourth Proportional to 267,078.16, 368,567.92 and 146,227.12

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Solution

The fourth proportional to 267,078.16, 368,567.92 and 146,227.12 is: 201,793.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,078.16 : 368,567.92 = 146,227.12 : x
  2. Step 2: Convert to fraction form
    267,078.16/368,567.92 = 146,227.12/x
  3. Step 3: Cross multiply
    267,078.16x = 368,567.92 × 146,227.12
  4. Step 4: Simplify right side
    267,078.16x = 53,894,625,465.99
  5. Step 5: Solve for x
    x = 53,894,625,465.99/267,078.16
  6. Step 6: Final answer
    x = 201,793.46

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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.