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Finding the Fourth Proportional to 104,265.42, 156,398.04 and 41,921.34

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Solution

The fourth proportional to 104,265.42, 156,398.04 and 41,921.34 is: 62,881.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,265.42 : 156,398.04 = 41,921.34 : x
  2. Step 2: Convert to fraction form
    104,265.42/156,398.04 = 41,921.34/x
  3. Step 3: Cross multiply
    104,265.42x = 156,398.04 × 41,921.34
  4. Step 4: Simplify right side
    104,265.42x = 6,556,415,410.17
  5. Step 5: Solve for x
    x = 6,556,415,410.17/104,265.42
  6. Step 6: Final answer
    x = 62,881.97

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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.