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Finding the Fourth Proportional to 167,666.10, 251,524.10 and 55,358.18

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Solution

The fourth proportional to 167,666.10, 251,524.10 and 55,358.18 is: 83,045.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,666.10 : 251,524.10 = 55,358.18 : x
  2. Step 2: Convert to fraction form
    167,666.10/251,524.10 = 55,358.18/x
  3. Step 3: Cross multiply
    167,666.10x = 251,524.10 × 55,358.18
  4. Step 4: Simplify right side
    167,666.10x = 13,923,914,867.73
  5. Step 5: Solve for x
    x = 13,923,914,867.73/167,666.10
  6. Step 6: Final answer
    x = 83,045.50

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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.