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Finding the Fourth Proportional to 270,992.13, 373,938.88 and 150,103.43

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Solution

The fourth proportional to 270,992.13, 373,938.88 and 150,103.43 is: 207,125.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,992.13 : 373,938.88 = 150,103.43 : x
  2. Step 2: Convert to fraction form
    270,992.13/373,938.88 = 150,103.43/x
  3. Step 3: Cross multiply
    270,992.13x = 373,938.88 × 150,103.43
  4. Step 4: Simplify right side
    270,992.13x = 56,129,507,937.12
  5. Step 5: Solve for x
    x = 56,129,507,937.12/270,992.13
  6. Step 6: Final answer
    x = 207,125.97

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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.