Home / 131,069.14-180,818.73-82,632.96

Finding the Fourth Proportional to 131,069.14, 180,818.73 and 82,632.96

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Solution

The fourth proportional to 131,069.14, 180,818.73 and 82,632.96 is: 113,997.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,069.14 : 180,818.73 = 82,632.96 : x
  2. Step 2: Convert to fraction form
    131,069.14/180,818.73 = 82,632.96/x
  3. Step 3: Cross multiply
    131,069.14x = 180,818.73 × 82,632.96
  4. Step 4: Simplify right side
    131,069.14x = 14,941,586,883.34
  5. Step 5: Solve for x
    x = 14,941,586,883.34/131,069.14
  6. Step 6: Final answer
    x = 113,997.75

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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.