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Finding the Fourth Proportional to 219,784.93, 329,704.09 and 62,013.40

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Solution

The fourth proportional to 219,784.93, 329,704.09 and 62,013.40 is: 93,027.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,784.93 : 329,704.09 = 62,013.40 : x
  2. Step 2: Convert to fraction form
    219,784.93/329,704.09 = 62,013.40/x
  3. Step 3: Cross multiply
    219,784.93x = 329,704.09 × 62,013.40
  4. Step 4: Simplify right side
    219,784.93x = 20,446,070,635.51
  5. Step 5: Solve for x
    x = 20,446,070,635.51/219,784.93
  6. Step 6: Final answer
    x = 93,027.63

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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.