Home / 146,454.92-203,143.06-142,568.32

Finding the Fourth Proportional to 146,454.92, 203,143.06 and 142,568.32

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Solution

The fourth proportional to 146,454.92, 203,143.06 and 142,568.32 is: 197,752.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,454.92 : 203,143.06 = 142,568.32 : x
  2. Step 2: Convert to fraction form
    146,454.92/203,143.06 = 142,568.32/x
  3. Step 3: Cross multiply
    146,454.92x = 203,143.06 × 142,568.32
  4. Step 4: Simplify right side
    146,454.92x = 28,961,764,783.86
  5. Step 5: Solve for x
    x = 28,961,764,783.86/146,454.92
  6. Step 6: Final answer
    x = 197,752.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.