Home / 293,725.76-405,340.13-166,401.05

Finding the Fourth Proportional to 293,725.76, 405,340.13 and 166,401.05

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Solution

The fourth proportional to 293,725.76, 405,340.13 and 166,401.05 is: 229,632.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,725.76 : 405,340.13 = 166,401.05 : x
  2. Step 2: Convert to fraction form
    293,725.76/405,340.13 = 166,401.05/x
  3. Step 3: Cross multiply
    293,725.76x = 405,340.13 × 166,401.05
  4. Step 4: Simplify right side
    293,725.76x = 67,449,021,212.44
  5. Step 5: Solve for x
    x = 67,449,021,212.44/293,725.76
  6. Step 6: Final answer
    x = 229,632.64

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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.