Home / 252,131.58-347,936.88-137,411.16

Finding the Fourth Proportional to 252,131.58, 347,936.88 and 137,411.16

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Solution

The fourth proportional to 252,131.58, 347,936.88 and 137,411.16 is: 189,624.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,131.58 : 347,936.88 = 137,411.16 : x
  2. Step 2: Convert to fraction form
    252,131.58/347,936.88 = 137,411.16/x
  3. Step 3: Cross multiply
    252,131.58x = 347,936.88 × 137,411.16
  4. Step 4: Simplify right side
    252,131.58x = 47,810,410,287.58
  5. Step 5: Solve for x
    x = 47,810,410,287.58/252,131.58
  6. Step 6: Final answer
    x = 189,624.84

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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.