Home / 83,033.54-114,589.05-45,309.86

Finding the Fourth Proportional to 83,033.54, 114,589.05 and 45,309.86

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Solution

The fourth proportional to 83,033.54, 114,589.05 and 45,309.86 is: 62,529.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,033.54 : 114,589.05 = 45,309.86 : x
  2. Step 2: Convert to fraction form
    83,033.54/114,589.05 = 45,309.86/x
  3. Step 3: Cross multiply
    83,033.54x = 114,589.05 × 45,309.86
  4. Step 4: Simplify right side
    83,033.54x = 5,192,013,813.03
  5. Step 5: Solve for x
    x = 5,192,013,813.03/83,033.54
  6. Step 6: Final answer
    x = 62,529.12

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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.