Home / 150,932.01-208,214.39-108,515.15

Finding the Fourth Proportional to 150,932.01, 208,214.39 and 108,515.15

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Solution

The fourth proportional to 150,932.01, 208,214.39 and 108,515.15 is: 149,699.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,932.01 : 208,214.39 = 108,515.15 : x
  2. Step 2: Convert to fraction form
    150,932.01/208,214.39 = 108,515.15/x
  3. Step 3: Cross multiply
    150,932.01x = 208,214.39 × 108,515.15
  4. Step 4: Simplify right side
    150,932.01x = 22,594,414,179.36
  5. Step 5: Solve for x
    x = 22,594,414,179.36/150,932.01
  6. Step 6: Final answer
    x = 149,699.29

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1.5x scale

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.