Home / 268,054.14-401,963.12-125,939.81

Finding the Fourth Proportional to 268,054.14, 401,963.12 and 125,939.81

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Solution

The fourth proportional to 268,054.14, 401,963.12 and 125,939.81 is: 188,854.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,054.14 : 401,963.12 = 125,939.81 : x
  2. Step 2: Convert to fraction form
    268,054.14/401,963.12 = 125,939.81/x
  3. Step 3: Cross multiply
    268,054.14x = 401,963.12 × 125,939.81
  4. Step 4: Simplify right side
    268,054.14x = 50,623,158,959.81
  5. Step 5: Solve for x
    x = 50,623,158,959.81/268,054.14
  6. Step 6: Final answer
    x = 188,854.23

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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.