Home / 78,806.03-108,747.86-44,822.77

Finding the Fourth Proportional to 78,806.03, 108,747.86 and 44,822.77

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Solution

The fourth proportional to 78,806.03, 108,747.86 and 44,822.77 is: 61,852.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,806.03 : 108,747.86 = 44,822.77 : x
  2. Step 2: Convert to fraction form
    78,806.03/108,747.86 = 44,822.77/x
  3. Step 3: Cross multiply
    78,806.03x = 108,747.86 × 44,822.77
  4. Step 4: Simplify right side
    78,806.03x = 4,874,380,316.77
  5. Step 5: Solve for x
    x = 4,874,380,316.77/78,806.03
  6. Step 6: Final answer
    x = 61,852.89

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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.