Home / 79,307.06-109,452.33-50,653.04

Finding the Fourth Proportional to 79,307.06, 109,452.33 and 50,653.04

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Solution

The fourth proportional to 79,307.06, 109,452.33 and 50,653.04 is: 69,906.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,307.06 : 109,452.33 = 50,653.04 : x
  2. Step 2: Convert to fraction form
    79,307.06/109,452.33 = 50,653.04/x
  3. Step 3: Cross multiply
    79,307.06x = 109,452.33 × 50,653.04
  4. Step 4: Simplify right side
    79,307.06x = 5,544,092,702.32
  5. Step 5: Solve for x
    x = 5,544,092,702.32/79,307.06
  6. Step 6: Final answer
    x = 69,906.68

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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.