Home / 267,869.26-401,803.89-127,201.42

Finding the Fourth Proportional to 267,869.26, 401,803.89 and 127,201.42

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Solution

The fourth proportional to 267,869.26, 401,803.89 and 127,201.42 is: 190,802.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,869.26 : 401,803.89 = 127,201.42 : x
  2. Step 2: Convert to fraction form
    267,869.26/401,803.89 = 127,201.42/x
  3. Step 3: Cross multiply
    267,869.26x = 401,803.89 × 127,201.42
  4. Step 4: Simplify right side
    267,869.26x = 51,110,025,369.52
  5. Step 5: Solve for x
    x = 51,110,025,369.52/267,869.26
  6. Step 6: Final answer
    x = 190,802.13

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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.