Home / 140,134.82-210,233.92-46,644.26

Finding the Fourth Proportional to 140,134.82, 210,233.92 and 46,644.26

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Solution

The fourth proportional to 140,134.82, 210,233.92 and 46,644.26 is: 69,976.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,134.82 : 210,233.92 = 46,644.26 : x
  2. Step 2: Convert to fraction form
    140,134.82/210,233.92 = 46,644.26/x
  3. Step 3: Cross multiply
    140,134.82x = 210,233.92 × 46,644.26
  4. Step 4: Simplify right side
    140,134.82x = 9,806,205,625.30
  5. Step 5: Solve for x
    x = 9,806,205,625.30/140,134.82
  6. Step 6: Final answer
    x = 69,976.94

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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.