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Finding the Fourth Proportional to 164,105.92, 246,158.80 and 39,446.88

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Solution

The fourth proportional to 164,105.92, 246,158.80 and 39,446.88 is: 59,170.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,105.92 : 246,158.80 = 39,446.88 : x
  2. Step 2: Convert to fraction form
    164,105.92/246,158.80 = 39,446.88/x
  3. Step 3: Cross multiply
    164,105.92x = 246,158.80 × 39,446.88
  4. Step 4: Simplify right side
    164,105.92x = 9,710,196,644.54
  5. Step 5: Solve for x
    x = 9,710,196,644.54/164,105.92
  6. Step 6: Final answer
    x = 59,170.30

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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.