Home / 252,340.12-348,229.70-137,619.01

Finding the Fourth Proportional to 252,340.12, 348,229.70 and 137,619.01

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Solution

The fourth proportional to 252,340.12, 348,229.70 and 137,619.01 is: 189,914.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,340.12 : 348,229.70 = 137,619.01 : x
  2. Step 2: Convert to fraction form
    252,340.12/348,229.70 = 137,619.01/x
  3. Step 3: Cross multiply
    252,340.12x = 348,229.70 × 137,619.01
  4. Step 4: Simplify right side
    252,340.12x = 47,923,026,566.60
  5. Step 5: Solve for x
    x = 47,923,026,566.60/252,340.12
  6. Step 6: Final answer
    x = 189,914.42

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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.