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Finding the Fourth Proportional to 271,756.62, 407,678.67 and 94,369.05

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Solution

The fourth proportional to 271,756.62, 407,678.67 and 94,369.05 is: 141,568.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,756.62 : 407,678.67 = 94,369.05 : x
  2. Step 2: Convert to fraction form
    271,756.62/407,678.67 = 94,369.05/x
  3. Step 3: Cross multiply
    271,756.62x = 407,678.67 × 94,369.05
  4. Step 4: Simplify right side
    271,756.62x = 38,472,248,793.16
  5. Step 5: Solve for x
    x = 38,472,248,793.16/271,756.62
  6. Step 6: Final answer
    x = 141,568.76

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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.