Home / 150,913.80-208,247.49-82,929.96

Finding the Fourth Proportional to 150,913.80, 208,247.49 and 82,929.96

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Solution

The fourth proportional to 150,913.80, 208,247.49 and 82,929.96 is: 114,435.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,913.80 : 208,247.49 = 82,929.96 : x
  2. Step 2: Convert to fraction form
    150,913.80/208,247.49 = 82,929.96/x
  3. Step 3: Cross multiply
    150,913.80x = 208,247.49 × 82,929.96
  4. Step 4: Simplify right side
    150,913.80x = 17,269,956,015.80
  5. Step 5: Solve for x
    x = 17,269,956,015.80/150,913.80
  6. Step 6: Final answer
    x = 114,435.90

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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.