Home / 131,045.44-180,785.76-83,273.14

Finding the Fourth Proportional to 131,045.44, 180,785.76 and 83,273.14

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Solution

The fourth proportional to 131,045.44, 180,785.76 and 83,273.14 is: 114,880.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,045.44 : 180,785.76 = 83,273.14 : x
  2. Step 2: Convert to fraction form
    131,045.44/180,785.76 = 83,273.14/x
  3. Step 3: Cross multiply
    131,045.44x = 180,785.76 × 83,273.14
  4. Step 4: Simplify right side
    131,045.44x = 15,054,597,902.49
  5. Step 5: Solve for x
    x = 15,054,597,902.49/131,045.44
  6. Step 6: Final answer
    x = 114,880.75

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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.