Home / 146,923.45-220,367.84-40,318.18

Finding the Fourth Proportional to 146,923.45, 220,367.84 and 40,318.18

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Solution

The fourth proportional to 146,923.45, 220,367.84 and 40,318.18 is: 60,472.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,923.45 : 220,367.84 = 40,318.18 : x
  2. Step 2: Convert to fraction form
    146,923.45/220,367.84 = 40,318.18/x
  3. Step 3: Cross multiply
    146,923.45x = 220,367.84 × 40,318.18
  4. Step 4: Simplify right side
    146,923.45x = 8,884,830,239.33
  5. Step 5: Solve for x
    x = 8,884,830,239.33/146,923.45
  6. Step 6: Final answer
    x = 60,472.51

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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.