Home / 78,287.24-108,035.77-44,295.44

Finding the Fourth Proportional to 78,287.24, 108,035.77 and 44,295.44

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Solution

The fourth proportional to 78,287.24, 108,035.77 and 44,295.44 is: 61,127.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,287.24 : 108,035.77 = 44,295.44 : x
  2. Step 2: Convert to fraction form
    78,287.24/108,035.77 = 44,295.44/x
  3. Step 3: Cross multiply
    78,287.24x = 108,035.77 × 44,295.44
  4. Step 4: Simplify right side
    78,287.24x = 4,785,491,967.89
  5. Step 5: Solve for x
    x = 4,785,491,967.89/78,287.24
  6. Step 6: Final answer
    x = 61,127.36

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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.