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Finding the Fourth Proportional to 160,892.69, 222,064.25 and 92,920.73

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Solution

The fourth proportional to 160,892.69, 222,064.25 and 92,920.73 is: 128,249.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,892.69 : 222,064.25 = 92,920.73 : x
  2. Step 2: Convert to fraction form
    160,892.69/222,064.25 = 92,920.73/x
  3. Step 3: Cross multiply
    160,892.69x = 222,064.25 × 92,920.73
  4. Step 4: Simplify right side
    160,892.69x = 20,634,370,641.98
  5. Step 5: Solve for x
    x = 20,634,370,641.98/160,892.69
  6. Step 6: Final answer
    x = 128,249.28

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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.