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Finding the Fourth Proportional to 250,420.92, 375,752.88 and 110,161.32

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Solution

The fourth proportional to 250,420.92, 375,752.88 and 110,161.32 is: 165,295.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,420.92 : 375,752.88 = 110,161.32 : x
  2. Step 2: Convert to fraction form
    250,420.92/375,752.88 = 110,161.32/x
  3. Step 3: Cross multiply
    250,420.92x = 375,752.88 × 110,161.32
  4. Step 4: Simplify right side
    250,420.92x = 41,393,433,254.60
  5. Step 5: Solve for x
    x = 41,393,433,254.60/250,420.92
  6. Step 6: Final answer
    x = 165,295.43

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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.