Home / 252,631.51-348,619.24-143,725.59

Finding the Fourth Proportional to 252,631.51, 348,619.24 and 143,725.59

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Solution

The fourth proportional to 252,631.51, 348,619.24 and 143,725.59 is: 198,334.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,631.51 : 348,619.24 = 143,725.59 : x
  2. Step 2: Convert to fraction form
    252,631.51/348,619.24 = 143,725.59/x
  3. Step 3: Cross multiply
    252,631.51x = 348,619.24 × 143,725.59
  4. Step 4: Simplify right side
    252,631.51x = 50,105,505,954.35
  5. Step 5: Solve for x
    x = 50,105,505,954.35/252,631.51
  6. Step 6: Final answer
    x = 198,334.35

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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.