Home / 146,811.20-220,216.80-41,633.60

Finding the Fourth Proportional to 146,811.20, 220,216.80 and 41,633.60

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Solution

The fourth proportional to 146,811.20, 220,216.80 and 41,633.60 is: 62,450.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,811.20 : 220,216.80 = 41,633.60 : x
  2. Step 2: Convert to fraction form
    146,811.20/220,216.80 = 41,633.60/x
  3. Step 3: Cross multiply
    146,811.20x = 220,216.80 × 41,633.60
  4. Step 4: Simplify right side
    146,811.20x = 9,168,418,164.48
  5. Step 5: Solve for x
    x = 9,168,418,164.48/146,811.20
  6. Step 6: Final answer
    x = 62,450.40

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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.