Home / 252,004.04-347,766.20-138,828.68

Finding the Fourth Proportional to 252,004.04, 347,766.20 and 138,828.68

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Solution

The fourth proportional to 252,004.04, 347,766.20 and 138,828.68 is: 191,583.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,004.04 : 347,766.20 = 138,828.68 : x
  2. Step 2: Convert to fraction form
    252,004.04/347,766.20 = 138,828.68/x
  3. Step 3: Cross multiply
    252,004.04x = 347,766.20 × 138,828.68
  4. Step 4: Simplify right side
    252,004.04x = 48,279,922,494.62
  5. Step 5: Solve for x
    x = 48,279,922,494.62/252,004.04
  6. Step 6: Final answer
    x = 191,583.92

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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.