Home / 283,143.22-424,788.33-105,651.56

Finding the Fourth Proportional to 283,143.22, 424,788.33 and 105,651.56

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Solution

The fourth proportional to 283,143.22, 424,788.33 and 105,651.56 is: 158,504.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,143.22 : 424,788.33 = 105,651.56 : x
  2. Step 2: Convert to fraction form
    283,143.22/424,788.33 = 105,651.56/x
  3. Step 3: Cross multiply
    283,143.22x = 424,788.33 × 105,651.56
  4. Step 4: Simplify right side
    283,143.22x = 44,879,551,192.46
  5. Step 5: Solve for x
    x = 44,879,551,192.46/283,143.22
  6. Step 6: Final answer
    x = 158,504.77

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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.