Home / 267,918.96-401,939.76-116,141.40

Finding the Fourth Proportional to 267,918.96, 401,939.76 and 116,141.40

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Solution

The fourth proportional to 267,918.96, 401,939.76 and 116,141.40 is: 174,238.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,918.96 : 401,939.76 = 116,141.40 : x
  2. Step 2: Convert to fraction form
    267,918.96/401,939.76 = 116,141.40/x
  3. Step 3: Cross multiply
    267,918.96x = 401,939.76 × 116,141.40
  4. Step 4: Simplify right side
    267,918.96x = 46,681,846,442.06
  5. Step 5: Solve for x
    x = 46,681,846,442.06/267,918.96
  6. Step 6: Final answer
    x = 174,238.68

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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.