Home / 195,156.74-269,361.34-127,055.18

Finding the Fourth Proportional to 195,156.74, 269,361.34 and 127,055.18

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Solution

The fourth proportional to 195,156.74, 269,361.34 and 127,055.18 is: 175,365.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,156.74 : 269,361.34 = 127,055.18 : x
  2. Step 2: Convert to fraction form
    195,156.74/269,361.34 = 127,055.18/x
  3. Step 3: Cross multiply
    195,156.74x = 269,361.34 × 127,055.18
  4. Step 4: Simplify right side
    195,156.74x = 34,223,753,538.74
  5. Step 5: Solve for x
    x = 34,223,753,538.74/195,156.74
  6. Step 6: Final answer
    x = 175,365.47

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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.