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Finding the Fourth Proportional to 241,675.32, 362,513.13 and 91,881

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Solution

The fourth proportional to 241,675.32, 362,513.13 and 91,881 is: 137,821.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,675.32 : 362,513.13 = 91,881 : x
  2. Step 2: Convert to fraction form
    241,675.32/362,513.13 = 91,881/x
  3. Step 3: Cross multiply
    241,675.32x = 362,513.13 × 91,881
  4. Step 4: Simplify right side
    241,675.32x = 33,308,068,897.53
  5. Step 5: Solve for x
    x = 33,308,068,897.53/241,675.32
  6. Step 6: Final answer
    x = 137,821.56

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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.