Home / 271,242.14-406,807.60-102,704.32

Finding the Fourth Proportional to 271,242.14, 406,807.60 and 102,704.32

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Solution

The fourth proportional to 271,242.14, 406,807.60 and 102,704.32 is: 154,035.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,242.14 : 406,807.60 = 102,704.32 : x
  2. Step 2: Convert to fraction form
    271,242.14/406,807.60 = 102,704.32/x
  3. Step 3: Cross multiply
    271,242.14x = 406,807.60 × 102,704.32
  4. Step 4: Simplify right side
    271,242.14x = 41,780,897,928.83
  5. Step 5: Solve for x
    x = 41,780,897,928.83/271,242.14
  6. Step 6: Final answer
    x = 154,035.42

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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.