Home / 188,767.13-260,498.70-103,882.37

Finding the Fourth Proportional to 188,767.13, 260,498.70 and 103,882.37

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Solution

The fourth proportional to 188,767.13, 260,498.70 and 103,882.37 is: 143,357.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,767.13 : 260,498.70 = 103,882.37 : x
  2. Step 2: Convert to fraction form
    188,767.13/260,498.70 = 103,882.37/x
  3. Step 3: Cross multiply
    188,767.13x = 260,498.70 × 103,882.37
  4. Step 4: Simplify right side
    188,767.13x = 27,061,221,035.43
  5. Step 5: Solve for x
    x = 27,061,221,035.43/188,767.13
  6. Step 6: Final answer
    x = 143,357.70

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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.