Home / 83,091.58-124,633.05-26,930.86

Finding the Fourth Proportional to 83,091.58, 124,633.05 and 26,930.86

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Solution

The fourth proportional to 83,091.58, 124,633.05 and 26,930.86 is: 40,394.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,091.58 : 124,633.05 = 26,930.86 : x
  2. Step 2: Convert to fraction form
    83,091.58/124,633.05 = 26,930.86/x
  3. Step 3: Cross multiply
    83,091.58x = 124,633.05 × 26,930.86
  4. Step 4: Simplify right side
    83,091.58x = 3,356,475,220.92
  5. Step 5: Solve for x
    x = 3,356,475,220.92/83,091.58
  6. Step 6: Final answer
    x = 40,394.89

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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.