Home / 175,998.83-242,972.36-137,676.81

Finding the Fourth Proportional to 175,998.83, 242,972.36 and 137,676.81

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Solution

The fourth proportional to 175,998.83, 242,972.36 and 137,676.81 is: 190,067.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,998.83 : 242,972.36 = 137,676.81 : x
  2. Step 2: Convert to fraction form
    175,998.83/242,972.36 = 137,676.81/x
  3. Step 3: Cross multiply
    175,998.83x = 242,972.36 × 137,676.81
  4. Step 4: Simplify right side
    175,998.83x = 33,451,660,182.02
  5. Step 5: Solve for x
    x = 33,451,660,182.02/175,998.83
  6. Step 6: Final answer
    x = 190,067.52

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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.