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Finding the Fourth Proportional to 206,829.39, 310,167.47 and 73,674.27

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Solution

The fourth proportional to 206,829.39, 310,167.47 and 73,674.27 is: 110,484.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,829.39 : 310,167.47 = 73,674.27 : x
  2. Step 2: Convert to fraction form
    206,829.39/310,167.47 = 73,674.27/x
  3. Step 3: Cross multiply
    206,829.39x = 310,167.47 × 73,674.27
  4. Step 4: Simplify right side
    206,829.39x = 22,851,361,561.63
  5. Step 5: Solve for x
    x = 22,851,361,561.63/206,829.39
  6. Step 6: Final answer
    x = 110,484.11

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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.