Home / 252,742.28-348,784.26-145,333.40

Finding the Fourth Proportional to 252,742.28, 348,784.26 and 145,333.40

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Solution

The fourth proportional to 252,742.28, 348,784.26 and 145,333.40 is: 200,560.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,742.28 : 348,784.26 = 145,333.40 : x
  2. Step 2: Convert to fraction form
    252,742.28/348,784.26 = 145,333.40/x
  3. Step 3: Cross multiply
    252,742.28x = 348,784.26 × 145,333.40
  4. Step 4: Simplify right side
    252,742.28x = 50,690,002,372.28
  5. Step 5: Solve for x
    x = 50,690,002,372.28/252,742.28
  6. Step 6: Final answer
    x = 200,560.04

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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.