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Finding the Fourth Proportional to 241,699.53, 362,549.43 and 91,905.24

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Solution

The fourth proportional to 241,699.53, 362,549.43 and 91,905.24 is: 137,857.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,699.53 : 362,549.43 = 91,905.24 : x
  2. Step 2: Convert to fraction form
    241,699.53/362,549.43 = 91,905.24/x
  3. Step 3: Cross multiply
    241,699.53x = 362,549.43 × 91,905.24
  4. Step 4: Simplify right side
    241,699.53x = 33,320,192,376.01
  5. Step 5: Solve for x
    x = 33,320,192,376.01/241,699.53
  6. Step 6: Final answer
    x = 137,857.91

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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.