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Finding the Fourth Proportional to 180,778.17, 271,079.77 and 62,408.01

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Solution

The fourth proportional to 180,778.17, 271,079.77 and 62,408.01 is: 93,581.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,778.17 : 271,079.77 = 62,408.01 : x
  2. Step 2: Convert to fraction form
    180,778.17/271,079.77 = 62,408.01/x
  3. Step 3: Cross multiply
    180,778.17x = 271,079.77 × 62,408.01
  4. Step 4: Simplify right side
    180,778.17x = 16,917,548,996.96
  5. Step 5: Solve for x
    x = 16,917,548,996.96/180,778.17
  6. Step 6: Final answer
    x = 93,581.81

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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.