Home / 188,601.44-260,263.19-103,717.89

Finding the Fourth Proportional to 188,601.44, 260,263.19 and 103,717.89

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Solution

The fourth proportional to 188,601.44, 260,263.19 and 103,717.89 is: 143,126.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,601.44 : 260,263.19 = 103,717.89 : x
  2. Step 2: Convert to fraction form
    188,601.44/260,263.19 = 103,717.89/x
  3. Step 3: Cross multiply
    188,601.44x = 260,263.19 × 103,717.89
  4. Step 4: Simplify right side
    188,601.44x = 26,993,949,170.76
  5. Step 5: Solve for x
    x = 26,993,949,170.76/188,601.44
  6. Step 6: Final answer
    x = 143,126.96

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1.5x scale

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.