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Finding the Fourth Proportional to 219,392.26, 329,062.84 and 61,634.22

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Solution

The fourth proportional to 219,392.26, 329,062.84 and 61,634.22 is: 92,444.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,392.26 : 329,062.84 = 61,634.22 : x
  2. Step 2: Convert to fraction form
    219,392.26/329,062.84 = 61,634.22/x
  3. Step 3: Cross multiply
    219,392.26x = 329,062.84 × 61,634.22
  4. Step 4: Simplify right side
    219,392.26x = 20,281,531,474.38
  5. Step 5: Solve for x
    x = 20,281,531,474.38/219,392.26
  6. Step 6: Final answer
    x = 92,444.15

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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.