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Finding the Fourth Proportional to 57,467.93, 79,304.22 and 31,973.00

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Solution

The fourth proportional to 57,467.93, 79,304.22 and 31,973.00 is: 44,121.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,467.93 : 79,304.22 = 31,973.00 : x
  2. Step 2: Convert to fraction form
    57,467.93/79,304.22 = 31,973.00/x
  3. Step 3: Cross multiply
    57,467.93x = 79,304.22 × 31,973.00
  4. Step 4: Simplify right side
    57,467.93x = 2,535,593,429.54
  5. Step 5: Solve for x
    x = 2,535,593,429.54/57,467.93
  6. Step 6: Final answer
    x = 44,121.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.