Home / 163,938.42-226,230.59-92,316.90

Finding the Fourth Proportional to 163,938.42, 226,230.59 and 92,316.90

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Solution

The fourth proportional to 163,938.42, 226,230.59 and 92,316.90 is: 127,394.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,938.42 : 226,230.59 = 92,316.90 : x
  2. Step 2: Convert to fraction form
    163,938.42/226,230.59 = 92,316.90/x
  3. Step 3: Cross multiply
    163,938.42x = 226,230.59 × 92,316.90
  4. Step 4: Simplify right side
    163,938.42x = 20,884,906,753.97
  5. Step 5: Solve for x
    x = 20,884,906,753.97/163,938.42
  6. Step 6: Final answer
    x = 127,394.83

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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.