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Finding the Fourth Proportional to 173,011.01, 259,516.10 and 67,756.37

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Solution

The fourth proportional to 173,011.01, 259,516.10 and 67,756.37 is: 101,634.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,011.01 : 259,516.10 = 67,756.37 : x
  2. Step 2: Convert to fraction form
    173,011.01/259,516.10 = 67,756.37/x
  3. Step 3: Cross multiply
    173,011.01x = 259,516.10 × 67,756.37
  4. Step 4: Simplify right side
    173,011.01x = 17,583,867,764.37
  5. Step 5: Solve for x
    x = 17,583,867,764.37/173,011.01
  6. Step 6: Final answer
    x = 101,634.39

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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.