Home / 66,891.19-100,342.25-33,594.13

Finding the Fourth Proportional to 66,891.19, 100,342.25 and 33,594.13

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Solution

The fourth proportional to 66,891.19, 100,342.25 and 33,594.13 is: 50,393.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,891.19 : 100,342.25 = 33,594.13 : x
  2. Step 2: Convert to fraction form
    66,891.19/100,342.25 = 33,594.13/x
  3. Step 3: Cross multiply
    66,891.19x = 100,342.25 × 33,594.13
  4. Step 4: Simplify right side
    66,891.19x = 3,370,910,590.99
  5. Step 5: Solve for x
    x = 3,370,910,590.99/66,891.19
  6. Step 6: Final answer
    x = 50,393.94

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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.