Home / 146,379.94-219,569.91-46,540.12

Finding the Fourth Proportional to 146,379.94, 219,569.91 and 46,540.12

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Solution

The fourth proportional to 146,379.94, 219,569.91 and 46,540.12 is: 69,810.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,379.94 : 219,569.91 = 46,540.12 : x
  2. Step 2: Convert to fraction form
    146,379.94/219,569.91 = 46,540.12/x
  3. Step 3: Cross multiply
    146,379.94x = 219,569.91 × 46,540.12
  4. Step 4: Simplify right side
    146,379.94x = 10,218,809,959.79
  5. Step 5: Solve for x
    x = 10,218,809,959.79/146,379.94
  6. Step 6: Final answer
    x = 69,810.18

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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.