Home / 146,816.55-220,224.83-53,310.15

Finding the Fourth Proportional to 146,816.55, 220,224.83 and 53,310.15

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Solution

The fourth proportional to 146,816.55, 220,224.83 and 53,310.15 is: 79,965.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,816.55 : 220,224.83 = 53,310.15 : x
  2. Step 2: Convert to fraction form
    146,816.55/220,224.83 = 53,310.15/x
  3. Step 3: Cross multiply
    146,816.55x = 220,224.83 × 53,310.15
  4. Step 4: Simplify right side
    146,816.55x = 11,740,218,454.47
  5. Step 5: Solve for x
    x = 11,740,218,454.47/146,816.55
  6. Step 6: Final answer
    x = 79,965.23

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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.