Home / 267,640.32-401,110.52-109,683.84

Finding the Fourth Proportional to 267,640.32, 401,110.52 and 109,683.84

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Solution

The fourth proportional to 267,640.32, 401,110.52 and 109,683.84 is: 164,382.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,640.32 : 401,110.52 = 109,683.84 : x
  2. Step 2: Convert to fraction form
    267,640.32/401,110.52 = 109,683.84/x
  3. Step 3: Cross multiply
    267,640.32x = 401,110.52 × 109,683.84
  4. Step 4: Simplify right side
    267,640.32x = 43,995,342,098.00
  5. Step 5: Solve for x
    x = 43,995,342,098.00/267,640.32
  6. Step 6: Final answer
    x = 164,382.34

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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.