Home / 78,588.28-108,448.57-44,596.07

Finding the Fourth Proportional to 78,588.28, 108,448.57 and 44,596.07

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Solution

The fourth proportional to 78,588.28, 108,448.57 and 44,596.07 is: 61,540.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,588.28 : 108,448.57 = 44,596.07 : x
  2. Step 2: Convert to fraction form
    78,588.28/108,448.57 = 44,596.07/x
  3. Step 3: Cross multiply
    78,588.28x = 108,448.57 × 44,596.07
  4. Step 4: Simplify right side
    78,588.28x = 4,836,379,939.30
  5. Step 5: Solve for x
    x = 4,836,379,939.30/78,588.28
  6. Step 6: Final answer
    x = 61,540.73

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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.