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Finding the Fourth Proportional to 73,472.29, 110,166.94 and 67,202.89

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Solution

The fourth proportional to 73,472.29, 110,166.94 and 67,202.89 is: 100,766.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,472.29 : 110,166.94 = 67,202.89 : x
  2. Step 2: Convert to fraction form
    73,472.29/110,166.94 = 67,202.89/x
  3. Step 3: Cross multiply
    73,472.29x = 110,166.94 × 67,202.89
  4. Step 4: Simplify right side
    73,472.29x = 7,403,536,750.46
  5. Step 5: Solve for x
    x = 7,403,536,750.46/73,472.29
  6. Step 6: Final answer
    x = 100,766.38

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1.5x scale

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.