Home / 195,164.34-269,178.15-167,986.64

Finding the Fourth Proportional to 195,164.34, 269,178.15 and 167,986.64

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Solution

The fourth proportional to 195,164.34, 269,178.15 and 167,986.64 is: 231,693.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,164.34 : 269,178.15 = 167,986.64 : x
  2. Step 2: Convert to fraction form
    195,164.34/269,178.15 = 167,986.64/x
  3. Step 3: Cross multiply
    195,164.34x = 269,178.15 × 167,986.64
  4. Step 4: Simplify right side
    195,164.34x = 45,218,334,282.81
  5. Step 5: Solve for x
    x = 45,218,334,282.81/195,164.34
  6. Step 6: Final answer
    x = 231,693.63

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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.