Home / 251,752.20-377,630.73-71,837.43

Finding the Fourth Proportional to 251,752.20, 377,630.73 and 71,837.43

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Solution

The fourth proportional to 251,752.20, 377,630.73 and 71,837.43 is: 107,756.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,752.20 : 377,630.73 = 71,837.43 : x
  2. Step 2: Convert to fraction form
    251,752.20/377,630.73 = 71,837.43/x
  3. Step 3: Cross multiply
    251,752.20x = 377,630.73 × 71,837.43
  4. Step 4: Simplify right side
    251,752.20x = 27,128,021,132.22
  5. Step 5: Solve for x
    x = 27,128,021,132.22/251,752.20
  6. Step 6: Final answer
    x = 107,756.84

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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.