Home / 131,166.92-180,994.26-82,750.59

Finding the Fourth Proportional to 131,166.92, 180,994.26 and 82,750.59

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Solution

The fourth proportional to 131,166.92, 180,994.26 and 82,750.59 is: 114,185.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,166.92 : 180,994.26 = 82,750.59 : x
  2. Step 2: Convert to fraction form
    131,166.92/180,994.26 = 82,750.59/x
  3. Step 3: Cross multiply
    131,166.92x = 180,994.26 × 82,750.59
  4. Step 4: Simplify right side
    131,166.92x = 14,977,380,904.67
  5. Step 5: Solve for x
    x = 14,977,380,904.67/131,166.92
  6. Step 6: Final answer
    x = 114,185.66

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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.