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Finding the Fourth Proportional to 66,650.94, 99,951.84 and 22,265.82

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Solution

The fourth proportional to 66,650.94, 99,951.84 and 22,265.82 is: 33,390.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,650.94 : 99,951.84 = 22,265.82 : x
  2. Step 2: Convert to fraction form
    66,650.94/99,951.84 = 22,265.82/x
  3. Step 3: Cross multiply
    66,650.94x = 99,951.84 × 22,265.82
  4. Step 4: Simplify right side
    66,650.94x = 2,225,509,678.11
  5. Step 5: Solve for x
    x = 2,225,509,678.11/66,650.94
  6. Step 6: Final answer
    x = 33,390.52

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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.