Home / 146,980.07-220,469.62-40,364.12

Finding the Fourth Proportional to 146,980.07, 220,469.62 and 40,364.12

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Solution

The fourth proportional to 146,980.07, 220,469.62 and 40,364.12 is: 60,546.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,980.07 : 220,469.62 = 40,364.12 : x
  2. Step 2: Convert to fraction form
    146,980.07/220,469.62 = 40,364.12/x
  3. Step 3: Cross multiply
    146,980.07x = 220,469.62 × 40,364.12
  4. Step 4: Simplify right side
    146,980.07x = 8,899,062,837.50
  5. Step 5: Solve for x
    x = 8,899,062,837.50/146,980.07
  6. Step 6: Final answer
    x = 60,546.05

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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.