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Finding the Fourth Proportional to 219,848.64, 329,785.71 and 62,063.88

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Solution

The fourth proportional to 219,848.64, 329,785.71 and 62,063.88 is: 93,099.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,848.64 : 329,785.71 = 62,063.88 : x
  2. Step 2: Convert to fraction form
    219,848.64/329,785.71 = 62,063.88/x
  3. Step 3: Cross multiply
    219,848.64x = 329,785.71 × 62,063.88
  4. Step 4: Simplify right side
    219,848.64x = 20,467,780,731.15
  5. Step 5: Solve for x
    x = 20,467,780,731.15/219,848.64
  6. Step 6: Final answer
    x = 93,099.42

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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.