Home / 97,297.20-145,906.74-47,362.74

Finding the Fourth Proportional to 97,297.20, 145,906.74 and 47,362.74

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Solution

The fourth proportional to 97,297.20, 145,906.74 and 47,362.74 is: 71,025.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,297.20 : 145,906.74 = 47,362.74 : x
  2. Step 2: Convert to fraction form
    97,297.20/145,906.74 = 47,362.74/x
  3. Step 3: Cross multiply
    97,297.20x = 145,906.74 × 47,362.74
  4. Step 4: Simplify right side
    97,297.20x = 6,910,542,990.87
  5. Step 5: Solve for x
    x = 6,910,542,990.87/97,297.20
  6. Step 6: Final answer
    x = 71,025.10

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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.