Home / 102,357.33-141,249.41-57,032.97

Finding the Fourth Proportional to 102,357.33, 141,249.41 and 57,032.97

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Solution

The fourth proportional to 102,357.33, 141,249.41 and 57,032.97 is: 78,703.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,357.33 : 141,249.41 = 57,032.97 : x
  2. Step 2: Convert to fraction form
    102,357.33/141,249.41 = 57,032.97/x
  3. Step 3: Cross multiply
    102,357.33x = 141,249.41 × 57,032.97
  4. Step 4: Simplify right side
    102,357.33x = 8,055,873,077.88
  5. Step 5: Solve for x
    x = 8,055,873,077.88/102,357.33
  6. Step 6: Final answer
    x = 78,703.43

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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.