Home / 252,631.29-348,618.94-143,725.37

Finding the Fourth Proportional to 252,631.29, 348,618.94 and 143,725.37

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Solution

The fourth proportional to 252,631.29, 348,618.94 and 143,725.37 is: 198,334.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,631.29 : 348,618.94 = 143,725.37 : x
  2. Step 2: Convert to fraction form
    252,631.29/348,618.94 = 143,725.37/x
  3. Step 3: Cross multiply
    252,631.29x = 348,618.94 × 143,725.37
  4. Step 4: Simplify right side
    252,631.29x = 50,105,385,999.08
  5. Step 5: Solve for x
    x = 50,105,385,999.08/252,631.29
  6. Step 6: Final answer
    x = 198,334.05

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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.