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Finding the Fourth Proportional to 267,145.75, 368,661.12 and 146,294.42

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Solution

The fourth proportional to 267,145.75, 368,661.12 and 146,294.42 is: 201,886.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,145.75 : 368,661.12 = 146,294.42 : x
  2. Step 2: Convert to fraction form
    267,145.75/368,661.12 = 146,294.42/x
  3. Step 3: Cross multiply
    267,145.75x = 368,661.12 × 146,294.42
  4. Step 4: Simplify right side
    267,145.75x = 53,933,064,726.95
  5. Step 5: Solve for x
    x = 53,933,064,726.95/267,145.75
  6. Step 6: Final answer
    x = 201,886.30

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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.