Home / 188,736.24-260,448.16-102,695.55

Finding the Fourth Proportional to 188,736.24, 260,448.16 and 102,695.55

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Solution

The fourth proportional to 188,736.24, 260,448.16 and 102,695.55 is: 141,715.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,736.24 : 260,448.16 = 102,695.55 : x
  2. Step 2: Convert to fraction form
    188,736.24/260,448.16 = 102,695.55/x
  3. Step 3: Cross multiply
    188,736.24x = 260,448.16 × 102,695.55
  4. Step 4: Simplify right side
    188,736.24x = 26,746,867,037.69
  5. Step 5: Solve for x
    x = 26,746,867,037.69/188,736.24
  6. Step 6: Final answer
    x = 141,715.59

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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.