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Finding the Fourth Proportional to 89,303.92, 133,958.95 and 44,906.47

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Solution

The fourth proportional to 89,303.92, 133,958.95 and 44,906.47 is: 67,361.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,303.92 : 133,958.95 = 44,906.47 : x
  2. Step 2: Convert to fraction form
    89,303.92/133,958.95 = 44,906.47/x
  3. Step 3: Cross multiply
    89,303.92x = 133,958.95 × 44,906.47
  4. Step 4: Simplify right side
    89,303.92x = 6,015,623,122.24
  5. Step 5: Solve for x
    x = 6,015,623,122.24/89,303.92
  6. Step 6: Final answer
    x = 67,361.25

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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.