Home / 91,120.25-136,664.79-24,544.81

Finding the Fourth Proportional to 91,120.25, 136,664.79 and 24,544.81

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Solution

The fourth proportional to 91,120.25, 136,664.79 and 24,544.81 is: 36,813.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,120.25 : 136,664.79 = 24,544.81 : x
  2. Step 2: Convert to fraction form
    91,120.25/136,664.79 = 24,544.81/x
  3. Step 3: Cross multiply
    91,120.25x = 136,664.79 × 24,544.81
  4. Step 4: Simplify right side
    91,120.25x = 3,354,410,620.92
  5. Step 5: Solve for x
    x = 3,354,410,620.92/91,120.25
  6. Step 6: Final answer
    x = 36,813.01

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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.