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Finding the Fourth Proportional to 160,884.70, 222,053.19 and 92,912.74

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Solution

The fourth proportional to 160,884.70, 222,053.19 and 92,912.74 is: 128,238.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,884.70 : 222,053.19 = 92,912.74 : x
  2. Step 2: Convert to fraction form
    160,884.70/222,053.19 = 92,912.74/x
  3. Step 3: Cross multiply
    160,884.70x = 222,053.19 × 92,912.74
  4. Step 4: Simplify right side
    160,884.70x = 20,631,570,308.64
  5. Step 5: Solve for x
    x = 20,631,570,308.64/160,884.70
  6. Step 6: Final answer
    x = 128,238.24

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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.