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Finding the Fourth Proportional to 173,650.82, 260,466.14 and 67,013.91

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Solution

The fourth proportional to 173,650.82, 260,466.14 and 67,013.91 is: 100,516.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,650.82 : 260,466.14 = 67,013.91 : x
  2. Step 2: Convert to fraction form
    173,650.82/260,466.14 = 67,013.91/x
  3. Step 3: Cross multiply
    173,650.82x = 260,466.14 × 67,013.91
  4. Step 4: Simplify right side
    173,650.82x = 17,454,854,631.54
  5. Step 5: Solve for x
    x = 17,454,854,631.54/173,650.82
  6. Step 6: Final answer
    x = 100,516.98

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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.