Home / 73,224.20-109,593.30-53,176.70

Finding the Fourth Proportional to 73,224.20, 109,593.30 and 53,176.70

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Solution

The fourth proportional to 73,224.20, 109,593.30 and 53,176.70 is: 79,588.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,224.20 : 109,593.30 = 53,176.70 : x
  2. Step 2: Convert to fraction form
    73,224.20/109,593.30 = 53,176.70/x
  3. Step 3: Cross multiply
    73,224.20x = 109,593.30 × 53,176.70
  4. Step 4: Simplify right side
    73,224.20x = 5,827,810,036.11
  5. Step 5: Solve for x
    x = 5,827,810,036.11/73,224.20
  6. Step 6: Final answer
    x = 79,588.58

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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.