Home / 89,225.15-133,850.07-30,077.73

Finding the Fourth Proportional to 89,225.15, 133,850.07 and 30,077.73

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Solution

The fourth proportional to 89,225.15, 133,850.07 and 30,077.73 is: 45,120.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,225.15 : 133,850.07 = 30,077.73 : x
  2. Step 2: Convert to fraction form
    89,225.15/133,850.07 = 30,077.73/x
  3. Step 3: Cross multiply
    89,225.15x = 133,850.07 × 30,077.73
  4. Step 4: Simplify right side
    89,225.15x = 4,025,906,265.94
  5. Step 5: Solve for x
    x = 4,025,906,265.94/89,225.15
  6. Step 6: Final answer
    x = 45,120.76

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1.5x scale

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.