Home / 140,617.20-210,947.73-45,825.33

Finding the Fourth Proportional to 140,617.20, 210,947.73 and 45,825.33

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Solution

The fourth proportional to 140,617.20, 210,947.73 and 45,825.33 is: 68,745.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,617.20 : 210,947.73 = 45,825.33 : x
  2. Step 2: Convert to fraction form
    140,617.20/210,947.73 = 45,825.33/x
  3. Step 3: Cross multiply
    140,617.20x = 210,947.73 × 45,825.33
  4. Step 4: Simplify right side
    140,617.20x = 9,666,749,340.00
  5. Step 5: Solve for x
    x = 9,666,749,340.00/140,617.20
  6. Step 6: Final answer
    x = 68,745.14

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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.