Home / 78,484.23-108,305.94-44,495.85

Finding the Fourth Proportional to 78,484.23, 108,305.94 and 44,495.85

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Solution

The fourth proportional to 78,484.23, 108,305.94 and 44,495.85 is: 61,402.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,484.23 : 108,305.94 = 44,495.85 : x
  2. Step 2: Convert to fraction form
    78,484.23/108,305.94 = 44,495.85/x
  3. Step 3: Cross multiply
    78,484.23x = 108,305.94 × 44,495.85
  4. Step 4: Simplify right side
    78,484.23x = 4,819,164,860.35
  5. Step 5: Solve for x
    x = 4,819,164,860.35/78,484.23
  6. Step 6: Final answer
    x = 61,402.97

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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.