Home / 146,976.28-220,440.80-40,335.32

Finding the Fourth Proportional to 146,976.28, 220,440.80 and 40,335.32

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Solution

The fourth proportional to 146,976.28, 220,440.80 and 40,335.32 is: 60,496.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,976.28 : 220,440.80 = 40,335.32 : x
  2. Step 2: Convert to fraction form
    146,976.28/220,440.80 = 40,335.32/x
  3. Step 3: Cross multiply
    146,976.28x = 220,440.80 × 40,335.32
  4. Step 4: Simplify right side
    146,976.28x = 8,891,550,209.06
  5. Step 5: Solve for x
    x = 8,891,550,209.06/146,976.28
  6. Step 6: Final answer
    x = 60,496.50

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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.