Home / 195,211.11-269,287.16-118,753.59

Finding the Fourth Proportional to 195,211.11, 269,287.16 and 118,753.59

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Solution

The fourth proportional to 195,211.11, 269,287.16 and 118,753.59 is: 163,816.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,211.11 : 269,287.16 = 118,753.59 : x
  2. Step 2: Convert to fraction form
    195,211.11/269,287.16 = 118,753.59/x
  3. Step 3: Cross multiply
    195,211.11x = 269,287.16 × 118,753.59
  4. Step 4: Simplify right side
    195,211.11x = 31,978,816,397.14
  5. Step 5: Solve for x
    x = 31,978,816,397.14/195,211.11
  6. Step 6: Final answer
    x = 163,816.58

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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.