Home / 252,081.41-347,867.87-137,360.84

Finding the Fourth Proportional to 252,081.41, 347,867.87 and 137,360.84

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Solution

The fourth proportional to 252,081.41, 347,867.87 and 137,360.84 is: 189,555.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,081.41 : 347,867.87 = 137,360.84 : x
  2. Step 2: Convert to fraction form
    252,081.41/347,867.87 = 137,360.84/x
  3. Step 3: Cross multiply
    252,081.41x = 347,867.87 × 137,360.84
  4. Step 4: Simplify right side
    252,081.41x = 47,783,420,406.07
  5. Step 5: Solve for x
    x = 47,783,420,406.07/252,081.41
  6. Step 6: Final answer
    x = 189,555.51

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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.