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Finding the Fourth Proportional to 110,889.80, 166,334.70 and 32,006.60

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Solution

The fourth proportional to 110,889.80, 166,334.70 and 32,006.60 is: 48,009.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,889.80 : 166,334.70 = 32,006.60 : x
  2. Step 2: Convert to fraction form
    110,889.80/166,334.70 = 32,006.60/x
  3. Step 3: Cross multiply
    110,889.80x = 166,334.70 × 32,006.60
  4. Step 4: Simplify right side
    110,889.80x = 5,323,808,209.02
  5. Step 5: Solve for x
    x = 5,323,808,209.02/110,889.80
  6. Step 6: Final answer
    x = 48,009.90

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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.