Home / 78,618.60-108,494.37-44,626.14

Finding the Fourth Proportional to 78,618.60, 108,494.37 and 44,626.14

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Solution

The fourth proportional to 78,618.60, 108,494.37 and 44,626.14 is: 61,584.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,618.60 : 108,494.37 = 44,626.14 : x
  2. Step 2: Convert to fraction form
    78,618.60/108,494.37 = 44,626.14/x
  3. Step 3: Cross multiply
    78,618.60x = 108,494.37 × 44,626.14
  4. Step 4: Simplify right side
    78,618.60x = 4,841,684,944.83
  5. Step 5: Solve for x
    x = 4,841,684,944.83/78,618.60
  6. Step 6: Final answer
    x = 61,584.47

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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.