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Finding the Fourth Proportional to 164,170.57, 246,255.90 and 39,511.57

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Solution

The fourth proportional to 164,170.57, 246,255.90 and 39,511.57 is: 59,267.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,170.57 : 246,255.90 = 39,511.57 : x
  2. Step 2: Convert to fraction form
    164,170.57/246,255.90 = 39,511.57/x
  3. Step 3: Cross multiply
    164,170.57x = 246,255.90 × 39,511.57
  4. Step 4: Simplify right side
    164,170.57x = 9,729,957,230.76
  5. Step 5: Solve for x
    x = 9,729,957,230.76/164,170.57
  6. Step 6: Final answer
    x = 59,267.37

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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.