Home / 73,621.71-110,426.19-45,546.10

Finding the Fourth Proportional to 73,621.71, 110,426.19 and 45,546.10

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Solution

The fourth proportional to 73,621.71, 110,426.19 and 45,546.10 is: 68,315.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,621.71 : 110,426.19 = 45,546.10 : x
  2. Step 2: Convert to fraction form
    73,621.71/110,426.19 = 45,546.10/x
  3. Step 3: Cross multiply
    73,621.71x = 110,426.19 × 45,546.10
  4. Step 4: Simplify right side
    73,621.71x = 5,029,481,845.50
  5. Step 5: Solve for x
    x = 5,029,481,845.50/73,621.71
  6. Step 6: Final answer
    x = 68,315.20

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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.