Home / 188,208.27-259,727.58-102,167.19

Finding the Fourth Proportional to 188,208.27, 259,727.58 and 102,167.19

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Solution

The fourth proportional to 188,208.27, 259,727.58 and 102,167.19 is: 140,990.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,208.27 : 259,727.58 = 102,167.19 : x
  2. Step 2: Convert to fraction form
    188,208.27/259,727.58 = 102,167.19/x
  3. Step 3: Cross multiply
    188,208.27x = 259,727.58 × 102,167.19
  4. Step 4: Simplify right side
    188,208.27x = 26,535,637,014.10
  5. Step 5: Solve for x
    x = 26,535,637,014.10/188,208.27
  6. Step 6: Final answer
    x = 140,990.81

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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.