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Finding the Fourth Proportional to 241,702.17, 362,553.36 and 91,907.85

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Solution

The fourth proportional to 241,702.17, 362,553.36 and 91,907.85 is: 137,861.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,702.17 : 362,553.36 = 91,907.85 : x
  2. Step 2: Convert to fraction form
    241,702.17/362,553.36 = 91,907.85/x
  3. Step 3: Cross multiply
    241,702.17x = 362,553.36 × 91,907.85
  4. Step 4: Simplify right side
    241,702.17x = 33,321,499,827.88
  5. Step 5: Solve for x
    x = 33,321,499,827.88/241,702.17
  6. Step 6: Final answer
    x = 137,861.81

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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.