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Finding the Fourth Proportional to 160,906.98, 222,062.16 and 92,926.81

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Solution

The fourth proportional to 160,906.98, 222,062.16 and 92,926.81 is: 128,245.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,906.98 : 222,062.16 = 92,926.81 : x
  2. Step 2: Convert to fraction form
    160,906.98/222,062.16 = 92,926.81/x
  3. Step 3: Cross multiply
    160,906.98x = 222,062.16 × 92,926.81
  4. Step 4: Simplify right side
    160,906.98x = 20,635,528,150.51
  5. Step 5: Solve for x
    x = 20,635,528,150.51/160,906.98
  6. Step 6: Final answer
    x = 128,245.08

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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.