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Finding the Fourth Proportional to 219,733.83, 329,601.29 and 61,963.11

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Solution

The fourth proportional to 219,733.83, 329,601.29 and 61,963.11 is: 92,944.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,733.83 : 329,601.29 = 61,963.11 : x
  2. Step 2: Convert to fraction form
    219,733.83/329,601.29 = 61,963.11/x
  3. Step 3: Cross multiply
    219,733.83x = 329,601.29 × 61,963.11
  4. Step 4: Simplify right side
    219,733.83x = 20,423,120,678.60
  5. Step 5: Solve for x
    x = 20,423,120,678.60/219,733.83
  6. Step 6: Final answer
    x = 92,944.82

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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.