Home / 163,954.05-245,968.09-50,112.20

Finding the Fourth Proportional to 163,954.05, 245,968.09 and 50,112.20

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Solution

The fourth proportional to 163,954.05, 245,968.09 and 50,112.20 is: 75,179.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,954.05 : 245,968.09 = 50,112.20 : x
  2. Step 2: Convert to fraction form
    163,954.05/245,968.09 = 50,112.20/x
  3. Step 3: Cross multiply
    163,954.05x = 245,968.09 × 50,112.20
  4. Step 4: Simplify right side
    163,954.05x = 12,326,002,119.70
  5. Step 5: Solve for x
    x = 12,326,002,119.70/163,954.05
  6. Step 6: Final answer
    x = 75,179.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.