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Finding the Fourth Proportional to 250,794.10, 376,016.18 and 92,980.18

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Solution

The fourth proportional to 250,794.10, 376,016.18 and 92,980.18 is: 139,405.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,794.10 : 376,016.18 = 92,980.18 : x
  2. Step 2: Convert to fraction form
    250,794.10/376,016.18 = 92,980.18/x
  3. Step 3: Cross multiply
    250,794.10x = 376,016.18 × 92,980.18
  4. Step 4: Simplify right side
    250,794.10x = 34,962,052,099.31
  5. Step 5: Solve for x
    x = 34,962,052,099.31/250,794.10
  6. Step 6: Final answer
    x = 139,405.40

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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.