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Finding the Fourth Proportional to 250,438.48, 375,701.46 and 110,193.46

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Solution

The fourth proportional to 250,438.48, 375,701.46 and 110,193.46 is: 165,309.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,438.48 : 375,701.46 = 110,193.46 : x
  2. Step 2: Convert to fraction form
    250,438.48/375,701.46 = 110,193.46/x
  3. Step 3: Cross multiply
    250,438.48x = 375,701.46 × 110,193.46
  4. Step 4: Simplify right side
    250,438.48x = 41,399,843,804.45
  5. Step 5: Solve for x
    x = 41,399,843,804.45/250,438.48
  6. Step 6: Final answer
    x = 165,309.44

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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.