Home / 105,812.88-146,025.99-58,067.94

Finding the Fourth Proportional to 105,812.88, 146,025.99 and 58,067.94

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Solution

The fourth proportional to 105,812.88, 146,025.99 and 58,067.94 is: 80,136.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,812.88 : 146,025.99 = 58,067.94 : x
  2. Step 2: Convert to fraction form
    105,812.88/146,025.99 = 58,067.94/x
  3. Step 3: Cross multiply
    105,812.88x = 146,025.99 × 58,067.94
  4. Step 4: Simplify right side
    105,812.88x = 8,479,427,660.41
  5. Step 5: Solve for x
    x = 8,479,427,660.41/105,812.88
  6. Step 6: Final answer
    x = 80,136.06

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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.