Home / 252,485.28-348,446.76-145,098.12

Finding the Fourth Proportional to 252,485.28, 348,446.76 and 145,098.12

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Solution

The fourth proportional to 252,485.28, 348,446.76 and 145,098.12 is: 200,245.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,485.28 : 348,446.76 = 145,098.12 : x
  2. Step 2: Convert to fraction form
    252,485.28/348,446.76 = 145,098.12/x
  3. Step 3: Cross multiply
    252,485.28x = 348,446.76 × 145,098.12
  4. Step 4: Simplify right side
    252,485.28x = 50,558,969,796.09
  5. Step 5: Solve for x
    x = 50,558,969,796.09/252,485.28
  6. Step 6: Final answer
    x = 200,245.22

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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.