Home / 252,127.83-347,936.41-138,950.58

Finding the Fourth Proportional to 252,127.83, 347,936.41 and 138,950.58

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Solution

The fourth proportional to 252,127.83, 347,936.41 and 138,950.58 is: 191,751.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,127.83 : 347,936.41 = 138,950.58 : x
  2. Step 2: Convert to fraction form
    252,127.83/347,936.41 = 138,950.58/x
  3. Step 3: Cross multiply
    252,127.83x = 347,936.41 × 138,950.58
  4. Step 4: Simplify right side
    252,127.83x = 48,345,965,972.62
  5. Step 5: Solve for x
    x = 48,345,965,972.62/252,127.83
  6. Step 6: Final answer
    x = 191,751.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.