Home / 146,454.80-219,718.20-41,272.40

Finding the Fourth Proportional to 146,454.80, 219,718.20 and 41,272.40

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Solution

The fourth proportional to 146,454.80, 219,718.20 and 41,272.40 is: 61,918.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,454.80 : 219,718.20 = 41,272.40 : x
  2. Step 2: Convert to fraction form
    146,454.80/219,718.20 = 41,272.40/x
  3. Step 3: Cross multiply
    146,454.80x = 219,718.20 × 41,272.40
  4. Step 4: Simplify right side
    146,454.80x = 9,068,297,437.68
  5. Step 5: Solve for x
    x = 9,068,297,437.68/146,454.80
  6. Step 6: Final answer
    x = 61,918.75

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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.