Home / 73,664.92-110,545.77-40,408.34

Finding the Fourth Proportional to 73,664.92, 110,545.77 and 40,408.34

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Solution

The fourth proportional to 73,664.92, 110,545.77 and 40,408.34 is: 60,639.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,664.92 : 110,545.77 = 40,408.34 : x
  2. Step 2: Convert to fraction form
    73,664.92/110,545.77 = 40,408.34/x
  3. Step 3: Cross multiply
    73,664.92x = 110,545.77 × 40,408.34
  4. Step 4: Simplify right side
    73,664.92x = 4,466,971,487.62
  5. Step 5: Solve for x
    x = 4,466,971,487.62/73,664.92
  6. Step 6: Final answer
    x = 60,639.06

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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.