Home / 137,076.97-205,564.41-47,101.06

Finding the Fourth Proportional to 137,076.97, 205,564.41 and 47,101.06

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Solution

The fourth proportional to 137,076.97, 205,564.41 and 47,101.06 is: 70,634.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,076.97 : 205,564.41 = 47,101.06 : x
  2. Step 2: Convert to fraction form
    137,076.97/205,564.41 = 47,101.06/x
  3. Step 3: Cross multiply
    137,076.97x = 205,564.41 × 47,101.06
  4. Step 4: Simplify right side
    137,076.97x = 9,682,301,609.27
  5. Step 5: Solve for x
    x = 9,682,301,609.27/137,076.97
  6. Step 6: Final answer
    x = 70,634.05

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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.