Home / 73,664.73-110,545.49-40,408.16

Finding the Fourth Proportional to 73,664.73, 110,545.49 and 40,408.16

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Solution

The fourth proportional to 73,664.73, 110,545.49 and 40,408.16 is: 60,638.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,664.73 : 110,545.49 = 40,408.16 : x
  2. Step 2: Convert to fraction form
    73,664.73/110,545.49 = 40,408.16/x
  3. Step 3: Cross multiply
    73,664.73x = 110,545.49 × 40,408.16
  4. Step 4: Simplify right side
    73,664.73x = 4,466,939,395.49
  5. Step 5: Solve for x
    x = 4,466,939,395.49/73,664.73
  6. Step 6: Final answer
    x = 60,638.78

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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.