Home / 252,553.05-348,582.78-145,185.30

Finding the Fourth Proportional to 252,553.05, 348,582.78 and 145,185.30

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Solution

The fourth proportional to 252,553.05, 348,582.78 and 145,185.30 is: 200,389.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,553.05 : 348,582.78 = 145,185.30 : x
  2. Step 2: Convert to fraction form
    252,553.05/348,582.78 = 145,185.30/x
  3. Step 3: Cross multiply
    252,553.05x = 348,582.78 × 145,185.30
  4. Step 4: Simplify right side
    252,553.05x = 50,609,095,489.13
  5. Step 5: Solve for x
    x = 50,609,095,489.13/252,553.05
  6. Step 6: Final answer
    x = 200,389.96

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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.