Home / 252,028.83-347,769.75-143,132.47

Finding the Fourth Proportional to 252,028.83, 347,769.75 and 143,132.47

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Solution

The fourth proportional to 252,028.83, 347,769.75 and 143,132.47 is: 197,505.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,028.83 : 347,769.75 = 143,132.47 : x
  2. Step 2: Convert to fraction form
    252,028.83/347,769.75 = 143,132.47/x
  3. Step 3: Cross multiply
    252,028.83x = 347,769.75 × 143,132.47
  4. Step 4: Simplify right side
    252,028.83x = 49,777,142,976.10
  5. Step 5: Solve for x
    x = 49,777,142,976.10/252,028.83
  6. Step 6: Final answer
    x = 197,505.75

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1.5x scale

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.