Home / 252,475.28-348,432.96-145,088.12

Finding the Fourth Proportional to 252,475.28, 348,432.96 and 145,088.12

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Solution

The fourth proportional to 252,475.28, 348,432.96 and 145,088.12 is: 200,231.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,475.28 : 348,432.96 = 145,088.12 : x
  2. Step 2: Convert to fraction form
    252,475.28/348,432.96 = 145,088.12/x
  3. Step 3: Cross multiply
    252,475.28x = 348,432.96 × 145,088.12
  4. Step 4: Simplify right side
    252,475.28x = 50,553,483,112.44
  5. Step 5: Solve for x
    x = 50,553,483,112.44/252,475.28
  6. Step 6: Final answer
    x = 200,231.42

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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.