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Finding the Fourth Proportional to 225,451.62, 338,210.37 and 67,692.51

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Solution

The fourth proportional to 225,451.62, 338,210.37 and 67,692.51 is: 101,548.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,451.62 : 338,210.37 = 67,692.51 : x
  2. Step 2: Convert to fraction form
    225,451.62/338,210.37 = 67,692.51/x
  3. Step 3: Cross multiply
    225,451.62x = 338,210.37 × 67,692.51
  4. Step 4: Simplify right side
    225,451.62x = 22,894,308,853.33
  5. Step 5: Solve for x
    x = 22,894,308,853.33/225,451.62
  6. Step 6: Final answer
    x = 101,548.66

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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.