Home / 152,982.69-211,057.16-112,791.84

Finding the Fourth Proportional to 152,982.69, 211,057.16 and 112,791.84

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Solution

The fourth proportional to 152,982.69, 211,057.16 and 112,791.84 is: 155,609.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,982.69 : 211,057.16 = 112,791.84 : x
  2. Step 2: Convert to fraction form
    152,982.69/211,057.16 = 112,791.84/x
  3. Step 3: Cross multiply
    152,982.69x = 211,057.16 × 112,791.84
  4. Step 4: Simplify right side
    152,982.69x = 23,805,524,857.62
  5. Step 5: Solve for x
    x = 23,805,524,857.62/152,982.69
  6. Step 6: Final answer
    x = 155,609.27

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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.