Home / 195,967.29-294,016.55-77,672.46

Finding the Fourth Proportional to 195,967.29, 294,016.55 and 77,672.46

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Solution

The fourth proportional to 195,967.29, 294,016.55 and 77,672.46 is: 116,534.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,967.29 : 294,016.55 = 77,672.46 : x
  2. Step 2: Convert to fraction form
    195,967.29/294,016.55 = 77,672.46/x
  3. Step 3: Cross multiply
    195,967.29x = 294,016.55 × 77,672.46
  4. Step 4: Simplify right side
    195,967.29x = 22,836,988,330.85
  5. Step 5: Solve for x
    x = 22,836,988,330.85/195,967.29
  6. Step 6: Final answer
    x = 116,534.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.