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Finding the Fourth Proportional to 250,725.56, 376,143.71 and 92,954.03

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Solution

The fourth proportional to 250,725.56, 376,143.71 and 92,954.03 is: 139,451.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,725.56 : 376,143.71 = 92,954.03 : x
  2. Step 2: Convert to fraction form
    250,725.56/376,143.71 = 92,954.03/x
  3. Step 3: Cross multiply
    250,725.56x = 376,143.71 × 92,954.03
  4. Step 4: Simplify right side
    250,725.56x = 34,964,071,358.16
  5. Step 5: Solve for x
    x = 34,964,071,358.16/250,725.56
  6. Step 6: Final answer
    x = 139,451.57

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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.