Home / 188,767.12-260,493.39-107,110.24

Finding the Fourth Proportional to 188,767.12, 260,493.39 and 107,110.24

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Solution

The fourth proportional to 188,767.12, 260,493.39 and 107,110.24 is: 147,809.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,767.12 : 260,493.39 = 107,110.24 : x
  2. Step 2: Convert to fraction form
    188,767.12/260,493.39 = 107,110.24/x
  3. Step 3: Cross multiply
    188,767.12x = 260,493.39 × 107,110.24
  4. Step 4: Simplify right side
    188,767.12x = 27,901,509,521.31
  5. Step 5: Solve for x
    x = 27,901,509,521.31/188,767.12
  6. Step 6: Final answer
    x = 147,809.16

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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.