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Finding the Fourth Proportional to 166,598.80, 250,013.40 and 119,885.20

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Solution

The fourth proportional to 166,598.80, 250,013.40 and 119,885.20 is: 179,910.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,598.80 : 250,013.40 = 119,885.20 : x
  2. Step 2: Convert to fraction form
    166,598.80/250,013.40 = 119,885.20/x
  3. Step 3: Cross multiply
    166,598.80x = 250,013.40 × 119,885.20
  4. Step 4: Simplify right side
    166,598.80x = 29,972,906,461.68
  5. Step 5: Solve for x
    x = 29,972,906,461.68/166,598.80
  6. Step 6: Final answer
    x = 179,910.70

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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.