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Finding the Fourth Proportional to 160,893.69, 222,065.63 and 92,921.73

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Solution

The fourth proportional to 160,893.69, 222,065.63 and 92,921.73 is: 128,250.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,893.69 : 222,065.63 = 92,921.73 : x
  2. Step 2: Convert to fraction form
    160,893.69/222,065.63 = 92,921.73/x
  3. Step 3: Cross multiply
    160,893.69x = 222,065.63 × 92,921.73
  4. Step 4: Simplify right side
    160,893.69x = 20,634,722,513.14
  5. Step 5: Solve for x
    x = 20,634,722,513.14/160,893.69
  6. Step 6: Final answer
    x = 128,250.66

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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.