Home / 195,364.18-269,525.48-122,724.38

Finding the Fourth Proportional to 195,364.18, 269,525.48 and 122,724.38

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Solution

The fourth proportional to 195,364.18, 269,525.48 and 122,724.38 is: 169,311.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,364.18 : 269,525.48 = 122,724.38 : x
  2. Step 2: Convert to fraction form
    195,364.18/269,525.48 = 122,724.38/x
  3. Step 3: Cross multiply
    195,364.18x = 269,525.48 × 122,724.38
  4. Step 4: Simplify right side
    195,364.18x = 33,077,347,427.20
  5. Step 5: Solve for x
    x = 33,077,347,427.20/195,364.18
  6. Step 6: Final answer
    x = 169,311.22

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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.