Home / 45,107.88-62,249.90-29,219.98

Finding the Fourth Proportional to 45,107.88, 62,249.90 and 29,219.98

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Solution

The fourth proportional to 45,107.88, 62,249.90 and 29,219.98 is: 40,324.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,107.88 : 62,249.90 = 29,219.98 : x
  2. Step 2: Convert to fraction form
    45,107.88/62,249.90 = 29,219.98/x
  3. Step 3: Cross multiply
    45,107.88x = 62,249.90 × 29,219.98
  4. Step 4: Simplify right side
    45,107.88x = 1,818,940,833.00
  5. Step 5: Solve for x
    x = 1,818,940,833.00/45,107.88
  6. Step 6: Final answer
    x = 40,324.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.