Home / 78,458.27-108,274.77-44,466.82

Finding the Fourth Proportional to 78,458.27, 108,274.77 and 44,466.82

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Solution

The fourth proportional to 78,458.27, 108,274.77 and 44,466.82 is: 61,365.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,458.27 : 108,274.77 = 44,466.82 : x
  2. Step 2: Convert to fraction form
    78,458.27/108,274.77 = 44,466.82/x
  3. Step 3: Cross multiply
    78,458.27x = 108,274.77 × 44,466.82
  4. Step 4: Simplify right side
    78,458.27x = 4,814,634,437.44
  5. Step 5: Solve for x
    x = 4,814,634,437.44/78,458.27
  6. Step 6: Final answer
    x = 61,365.55

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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.