Home / 259,984.97-358,781.63-152,556.79

Finding the Fourth Proportional to 259,984.97, 358,781.63 and 152,556.79

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Solution

The fourth proportional to 259,984.97, 358,781.63 and 152,556.79 is: 210,529.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,984.97 : 358,781.63 = 152,556.79 : x
  2. Step 2: Convert to fraction form
    259,984.97/358,781.63 = 152,556.79/x
  3. Step 3: Cross multiply
    259,984.97x = 358,781.63 × 152,556.79
  4. Step 4: Simplify right side
    259,984.97x = 54,734,573,783.77
  5. Step 5: Solve for x
    x = 54,734,573,783.77/259,984.97
  6. Step 6: Final answer
    x = 210,529.76

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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.