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Finding the Fourth Proportional to 160,930.66, 222,032.94 and 92,938.66

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Solution

The fourth proportional to 160,930.66, 222,032.94 and 92,938.66 is: 128,225.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,930.66 : 222,032.94 = 92,938.66 : x
  2. Step 2: Convert to fraction form
    160,930.66/222,032.94 = 92,938.66/x
  3. Step 3: Cross multiply
    160,930.66x = 222,032.94 × 92,938.66
  4. Step 4: Simplify right side
    160,930.66x = 20,635,443,919.46
  5. Step 5: Solve for x
    x = 20,635,443,919.46/160,930.66
  6. Step 6: Final answer
    x = 128,225.68

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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.