Home / 85,133.08-117,483.67-49,343.85

Finding the Fourth Proportional to 85,133.08, 117,483.67 and 49,343.85

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Solution

The fourth proportional to 85,133.08, 117,483.67 and 49,343.85 is: 68,094.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,133.08 : 117,483.67 = 49,343.85 : x
  2. Step 2: Convert to fraction form
    85,133.08/117,483.67 = 49,343.85/x
  3. Step 3: Cross multiply
    85,133.08x = 117,483.67 × 49,343.85
  4. Step 4: Simplify right side
    85,133.08x = 5,797,096,589.93
  5. Step 5: Solve for x
    x = 5,797,096,589.93/85,133.08
  6. Step 6: Final answer
    x = 68,094.52

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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.