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Finding the Fourth Proportional to 220,065.26, 330,058.89 and 100,094.19

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Solution

The fourth proportional to 220,065.26, 330,058.89 and 100,094.19 is: 150,123.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,065.26 : 330,058.89 = 100,094.19 : x
  2. Step 2: Convert to fraction form
    220,065.26/330,058.89 = 100,094.19/x
  3. Step 3: Cross multiply
    220,065.26x = 330,058.89 × 100,094.19
  4. Step 4: Simplify right side
    220,065.26x = 33,036,977,246.85
  5. Step 5: Solve for x
    x = 33,036,977,246.85/220,065.26
  6. Step 6: Final answer
    x = 150,123.55

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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.