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Finding the Fourth Proportional to 250,236.80, 375,176.90 and 117,044.45

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Solution

The fourth proportional to 250,236.80, 375,176.90 and 117,044.45 is: 175,483.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,236.80 : 375,176.90 = 117,044.45 : x
  2. Step 2: Convert to fraction form
    250,236.80/375,176.90 = 117,044.45/x
  3. Step 3: Cross multiply
    250,236.80x = 375,176.90 × 117,044.45
  4. Step 4: Simplify right side
    250,236.80x = 43,912,373,766.90
  5. Step 5: Solve for x
    x = 43,912,373,766.90/250,236.80
  6. Step 6: Final answer
    x = 175,483.28

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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.