Home / 146,724.20-220,086.30-95,985.80

Finding the Fourth Proportional to 146,724.20, 220,086.30 and 95,985.80

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Solution

The fourth proportional to 146,724.20, 220,086.30 and 95,985.80 is: 143,978.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,724.20 : 220,086.30 = 95,985.80 : x
  2. Step 2: Convert to fraction form
    146,724.20/220,086.30 = 95,985.80/x
  3. Step 3: Cross multiply
    146,724.20x = 220,086.30 × 95,985.80
  4. Step 4: Simplify right side
    146,724.20x = 21,125,159,574.54
  5. Step 5: Solve for x
    x = 21,125,159,574.54/146,724.20
  6. Step 6: Final answer
    x = 143,978.70

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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.