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Finding the Fourth Proportional to 138,891.00, 208,334.99 and 33,709.97

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Solution

The fourth proportional to 138,891.00, 208,334.99 and 33,709.97 is: 50,564.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,891.00 : 208,334.99 = 33,709.97 : x
  2. Step 2: Convert to fraction form
    138,891.00/208,334.99 = 33,709.97/x
  3. Step 3: Cross multiply
    138,891.00x = 208,334.99 × 33,709.97
  4. Step 4: Simplify right side
    138,891.00x = 7,022,966,678.34
  5. Step 5: Solve for x
    x = 7,022,966,678.34/138,891.00
  6. Step 6: Final answer
    x = 50,564.59

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1.5x scale

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.