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Finding the Fourth Proportional to 73,373.85, 110,032.83 and 31,227.32

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Solution

The fourth proportional to 73,373.85, 110,032.83 and 31,227.32 is: 46,829.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,373.85 : 110,032.83 = 31,227.32 : x
  2. Step 2: Convert to fraction form
    73,373.85/110,032.83 = 31,227.32/x
  3. Step 3: Cross multiply
    73,373.85x = 110,032.83 × 31,227.32
  4. Step 4: Simplify right side
    73,373.85x = 3,436,030,668.00
  5. Step 5: Solve for x
    x = 3,436,030,668.00/73,373.85
  6. Step 6: Final answer
    x = 46,829.09

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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.