Home / 83,786.86-115,622.94-46,060.84

Finding the Fourth Proportional to 83,786.86, 115,622.94 and 46,060.84

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Solution

The fourth proportional to 83,786.86, 115,622.94 and 46,060.84 is: 63,562.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,786.86 : 115,622.94 = 46,060.84 : x
  2. Step 2: Convert to fraction form
    83,786.86/115,622.94 = 46,060.84/x
  3. Step 3: Cross multiply
    83,786.86x = 115,622.94 × 46,060.84
  4. Step 4: Simplify right side
    83,786.86x = 5,325,689,739.67
  5. Step 5: Solve for x
    x = 5,325,689,739.67/83,786.86
  6. Step 6: Final answer
    x = 63,562.35

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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.