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Finding the Fourth Proportional to 63,735.31, 95,602.93 and 19,361.89

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Solution

The fourth proportional to 63,735.31, 95,602.93 and 19,361.89 is: 29,042.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,735.31 : 95,602.93 = 19,361.89 : x
  2. Step 2: Convert to fraction form
    63,735.31/95,602.93 = 19,361.89/x
  3. Step 3: Cross multiply
    63,735.31x = 95,602.93 × 19,361.89
  4. Step 4: Simplify right side
    63,735.31x = 1,851,053,414.34
  5. Step 5: Solve for x
    x = 1,851,053,414.34/63,735.31
  6. Step 6: Final answer
    x = 29,042.82

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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.