Home / 283,046.22-424,555.49-105,539.39

Finding the Fourth Proportional to 283,046.22, 424,555.49 and 105,539.39

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Solution

The fourth proportional to 283,046.22, 424,555.49 and 105,539.39 is: 158,303.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,046.22 : 424,555.49 = 105,539.39 : x
  2. Step 2: Convert to fraction form
    283,046.22/424,555.49 = 105,539.39/x
  3. Step 3: Cross multiply
    283,046.22x = 424,555.49 × 105,539.39
  4. Step 4: Simplify right side
    283,046.22x = 44,807,324,785.28
  5. Step 5: Solve for x
    x = 44,807,324,785.28/283,046.22
  6. Step 6: Final answer
    x = 158,303.92

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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.