Home / 73,182.54-109,771.20-31,035.48

Finding the Fourth Proportional to 73,182.54, 109,771.20 and 31,035.48

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Solution

The fourth proportional to 73,182.54, 109,771.20 and 31,035.48 is: 46,552.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,182.54 : 109,771.20 = 31,035.48 : x
  2. Step 2: Convert to fraction form
    73,182.54/109,771.20 = 31,035.48/x
  3. Step 3: Cross multiply
    73,182.54x = 109,771.20 × 31,035.48
  4. Step 4: Simplify right side
    73,182.54x = 3,406,801,882.18
  5. Step 5: Solve for x
    x = 3,406,801,882.18/73,182.54
  6. Step 6: Final answer
    x = 46,552.11

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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.