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Finding the Fourth Proportional to 166,838.65, 250,151.90 and 141,546.88

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Solution

The fourth proportional to 166,838.65, 250,151.90 and 141,546.88 is: 212,230.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,838.65 : 250,151.90 = 141,546.88 : x
  2. Step 2: Convert to fraction form
    166,838.65/250,151.90 = 141,546.88/x
  3. Step 3: Cross multiply
    166,838.65x = 250,151.90 × 141,546.88
  4. Step 4: Simplify right side
    166,838.65x = 35,408,220,971.07
  5. Step 5: Solve for x
    x = 35,408,220,971.07/166,838.65
  6. Step 6: Final answer
    x = 212,230.33

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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.