Home / 138,848.97-208,273.50-33,667.94

Finding the Fourth Proportional to 138,848.97, 208,273.50 and 33,667.94

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Solution

The fourth proportional to 138,848.97, 208,273.50 and 33,667.94 is: 50,501.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,848.97 : 208,273.50 = 33,667.94 : x
  2. Step 2: Convert to fraction form
    138,848.97/208,273.50 = 33,667.94/x
  3. Step 3: Cross multiply
    138,848.97x = 208,273.50 × 33,667.94
  4. Step 4: Simplify right side
    138,848.97x = 7,012,138,660.22
  5. Step 5: Solve for x
    x = 7,012,138,660.22/138,848.97
  6. Step 6: Final answer
    x = 50,501.91

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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.