Home / 73,333.12-109,913.40-33,806.74

Finding the Fourth Proportional to 73,333.12, 109,913.40 and 33,806.74

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Solution

The fourth proportional to 73,333.12, 109,913.40 and 33,806.74 is: 50,670.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,333.12 : 109,913.40 = 33,806.74 : x
  2. Step 2: Convert to fraction form
    73,333.12/109,913.40 = 33,806.74/x
  3. Step 3: Cross multiply
    73,333.12x = 109,913.40 × 33,806.74
  4. Step 4: Simplify right side
    73,333.12x = 3,715,813,736.32
  5. Step 5: Solve for x
    x = 3,715,813,736.32/73,333.12
  6. Step 6: Final answer
    x = 50,670.33

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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.