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Finding the Fourth Proportional to 160,954.68, 222,128.07 and 92,974.52

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Solution

The fourth proportional to 160,954.68, 222,128.07 and 92,974.52 is: 128,310.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,954.68 : 222,128.07 = 92,974.52 : x
  2. Step 2: Convert to fraction form
    160,954.68/222,128.07 = 92,974.52/x
  3. Step 3: Cross multiply
    160,954.68x = 222,128.07 × 92,974.52
  4. Step 4: Simplify right side
    160,954.68x = 20,652,249,576.14
  5. Step 5: Solve for x
    x = 20,652,249,576.14/160,954.68
  6. Step 6: Final answer
    x = 128,310.96

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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.