Home / 146,062.80-219,072.60-40,892.40

Finding the Fourth Proportional to 146,062.80, 219,072.60 and 40,892.40

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Solution

The fourth proportional to 146,062.80, 219,072.60 and 40,892.40 is: 61,332.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,062.80 : 219,072.60 = 40,892.40 : x
  2. Step 2: Convert to fraction form
    146,062.80/219,072.60 = 40,892.40/x
  3. Step 3: Cross multiply
    146,062.80x = 219,072.60 × 40,892.40
  4. Step 4: Simplify right side
    146,062.80x = 8,958,404,388.24
  5. Step 5: Solve for x
    x = 8,958,404,388.24/146,062.80
  6. Step 6: Final answer
    x = 61,332.55

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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.