Home / 73,240.20-109,811.09-28,844.10

Finding the Fourth Proportional to 73,240.20, 109,811.09 and 28,844.10

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Solution

The fourth proportional to 73,240.20, 109,811.09 and 28,844.10 is: 43,246.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,240.20 : 109,811.09 = 28,844.10 : x
  2. Step 2: Convert to fraction form
    73,240.20/109,811.09 = 28,844.10/x
  3. Step 3: Cross multiply
    73,240.20x = 109,811.09 × 28,844.10
  4. Step 4: Simplify right side
    73,240.20x = 3,167,402,133.18
  5. Step 5: Solve for x
    x = 3,167,402,133.18/73,240.20
  6. Step 6: Final answer
    x = 43,246.77

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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.