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Finding the Fourth Proportional to 167,868, 231,657.84 and 92,423.52

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Solution

The fourth proportional to 167,868, 231,657.84 and 92,423.52 is: 127,544.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,868 : 231,657.84 = 92,423.52 : x
  2. Step 2: Convert to fraction form
    167,868/231,657.84 = 92,423.52/x
  3. Step 3: Cross multiply
    167,868x = 231,657.84 × 92,423.52
  4. Step 4: Simplify right side
    167,868x = 21,410,633,008.40
  5. Step 5: Solve for x
    x = 21,410,633,008.40/167,868
  6. Step 6: Final answer
    x = 127,544.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.