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Finding the Fourth Proportional to 104,395.57, 156,593.66 and 44,408.59

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Solution

The fourth proportional to 104,395.57, 156,593.66 and 44,408.59 is: 66,613.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,395.57 : 156,593.66 = 44,408.59 : x
  2. Step 2: Convert to fraction form
    104,395.57/156,593.66 = 44,408.59/x
  3. Step 3: Cross multiply
    104,395.57x = 156,593.66 × 44,408.59
  4. Step 4: Simplify right side
    104,395.57x = 6,954,103,030.01
  5. Step 5: Solve for x
    x = 6,954,103,030.01/104,395.57
  6. Step 6: Final answer
    x = 66,613.01

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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.