Home / 252,512.28-378,756.12-94,728.44

Finding the Fourth Proportional to 252,512.28, 378,756.12 and 94,728.44

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Solution

The fourth proportional to 252,512.28, 378,756.12 and 94,728.44 is: 142,088.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,512.28 : 378,756.12 = 94,728.44 : x
  2. Step 2: Convert to fraction form
    252,512.28/378,756.12 = 94,728.44/x
  3. Step 3: Cross multiply
    252,512.28x = 378,756.12 × 94,728.44
  4. Step 4: Simplify right side
    252,512.28x = 35,878,976,388.05
  5. Step 5: Solve for x
    x = 35,878,976,388.05/252,512.28
  6. Step 6: Final answer
    x = 142,088.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.