Home / 259,645.68-358,367.04-164,091.60

Finding the Fourth Proportional to 259,645.68, 358,367.04 and 164,091.60

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Solution

The fourth proportional to 259,645.68, 358,367.04 and 164,091.60 is: 226,481.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,645.68 : 358,367.04 = 164,091.60 : x
  2. Step 2: Convert to fraction form
    259,645.68/358,367.04 = 164,091.60/x
  3. Step 3: Cross multiply
    259,645.68x = 358,367.04 × 164,091.60
  4. Step 4: Simplify right side
    259,645.68x = 58,805,020,980.86
  5. Step 5: Solve for x
    x = 58,805,020,980.86/259,645.68
  6. Step 6: Final answer
    x = 226,481.80

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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.