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Finding the Fourth Proportional to 219,841.30, 329,506.80 and 101,524.60

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Solution

The fourth proportional to 219,841.30, 329,506.80 and 101,524.60 is: 152,169.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,841.30 : 329,506.80 = 101,524.60 : x
  2. Step 2: Convert to fraction form
    219,841.30/329,506.80 = 101,524.60/x
  3. Step 3: Cross multiply
    219,841.30x = 329,506.80 × 101,524.60
  4. Step 4: Simplify right side
    219,841.30x = 33,453,046,067.28
  5. Step 5: Solve for x
    x = 33,453,046,067.28/219,841.30
  6. Step 6: Final answer
    x = 152,169.07

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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.