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Finding the Fourth Proportional to 192,954.68, 266,278.26 and 112,437.44

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Solution

The fourth proportional to 192,954.68, 266,278.26 and 112,437.44 is: 155,164.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,954.68 : 266,278.26 = 112,437.44 : x
  2. Step 2: Convert to fraction form
    192,954.68/266,278.26 = 112,437.44/x
  3. Step 3: Cross multiply
    192,954.68x = 266,278.26 × 112,437.44
  4. Step 4: Simplify right side
    192,954.68x = 29,939,645,882.05
  5. Step 5: Solve for x
    x = 29,939,645,882.05/192,954.68
  6. Step 6: Final answer
    x = 155,164.13

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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.