Home / 292,086.23-403,091.25-164,761.79

Finding the Fourth Proportional to 292,086.23, 403,091.25 and 164,761.79

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Solution

The fourth proportional to 292,086.23, 403,091.25 and 164,761.79 is: 227,378.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,086.23 : 403,091.25 = 164,761.79 : x
  2. Step 2: Convert to fraction form
    292,086.23/403,091.25 = 164,761.79/x
  3. Step 3: Cross multiply
    292,086.23x = 403,091.25 × 164,761.79
  4. Step 4: Simplify right side
    292,086.23x = 66,414,035,883.34
  5. Step 5: Solve for x
    x = 66,414,035,883.34/292,086.23
  6. Step 6: Final answer
    x = 227,378.18

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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.