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Finding the Fourth Proportional to 104,188.84, 156,290.46 and 41,859.40

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Solution

The fourth proportional to 104,188.84, 156,290.46 and 41,859.40 is: 62,791.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,188.84 : 156,290.46 = 41,859.40 : x
  2. Step 2: Convert to fraction form
    104,188.84/156,290.46 = 41,859.40/x
  3. Step 3: Cross multiply
    104,188.84x = 156,290.46 × 41,859.40
  4. Step 4: Simplify right side
    104,188.84x = 6,542,224,881.32
  5. Step 5: Solve for x
    x = 6,542,224,881.32/104,188.84
  6. Step 6: Final answer
    x = 62,791.99

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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.