Home / 77,800.12-116,513.06-44,418.96

Finding the Fourth Proportional to 77,800.12, 116,513.06 and 44,418.96

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Solution

The fourth proportional to 77,800.12, 116,513.06 and 44,418.96 is: 66,521.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,800.12 : 116,513.06 = 44,418.96 : x
  2. Step 2: Convert to fraction form
    77,800.12/116,513.06 = 44,418.96/x
  3. Step 3: Cross multiply
    77,800.12x = 116,513.06 × 44,418.96
  4. Step 4: Simplify right side
    77,800.12x = 5,175,388,951.62
  5. Step 5: Solve for x
    x = 5,175,388,951.62/77,800.12
  6. Step 6: Final answer
    x = 66,521.61

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1.5x scale

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.