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Finding the Fourth Proportional to 88,807.92, 133,229.37 and 28,825.18

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Solution

The fourth proportional to 88,807.92, 133,229.37 and 28,825.18 is: 43,243.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,807.92 : 133,229.37 = 28,825.18 : x
  2. Step 2: Convert to fraction form
    88,807.92/133,229.37 = 28,825.18/x
  3. Step 3: Cross multiply
    88,807.92x = 133,229.37 × 28,825.18
  4. Step 4: Simplify right side
    88,807.92x = 3,840,360,571.54
  5. Step 5: Solve for x
    x = 3,840,360,571.54/88,807.92
  6. Step 6: Final answer
    x = 43,243.45

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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.