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Finding the Fourth Proportional to 240,542.72, 360,956.62 and 134,015.84

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Solution

The fourth proportional to 240,542.72, 360,956.62 and 134,015.84 is: 201,103.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,542.72 : 360,956.62 = 134,015.84 : x
  2. Step 2: Convert to fraction form
    240,542.72/360,956.62 = 134,015.84/x
  3. Step 3: Cross multiply
    240,542.72x = 360,956.62 × 134,015.84
  4. Step 4: Simplify right side
    240,542.72x = 48,373,904,632.86
  5. Step 5: Solve for x
    x = 48,373,904,632.86/240,542.72
  6. Step 6: Final answer
    x = 201,103.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.