Home / 150,982.63-208,358.60-83,002.43

Finding the Fourth Proportional to 150,982.63, 208,358.60 and 83,002.43

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Solution

The fourth proportional to 150,982.63, 208,358.60 and 83,002.43 is: 114,544.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,982.63 : 208,358.60 = 83,002.43 : x
  2. Step 2: Convert to fraction form
    150,982.63/208,358.60 = 83,002.43/x
  3. Step 3: Cross multiply
    150,982.63x = 208,358.60 × 83,002.43
  4. Step 4: Simplify right side
    150,982.63x = 17,294,270,217.28
  5. Step 5: Solve for x
    x = 17,294,270,217.28/150,982.63
  6. Step 6: Final answer
    x = 114,544.77

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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.