Home / 113,397.21-170,134.25-50,208.63

Finding the Fourth Proportional to 113,397.21, 170,134.25 and 50,208.63

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Solution

The fourth proportional to 113,397.21, 170,134.25 and 50,208.63 is: 75,329.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,397.21 : 170,134.25 = 50,208.63 : x
  2. Step 2: Convert to fraction form
    113,397.21/170,134.25 = 50,208.63/x
  3. Step 3: Cross multiply
    113,397.21x = 170,134.25 × 50,208.63
  4. Step 4: Simplify right side
    113,397.21x = 8,542,207,608.58
  5. Step 5: Solve for x
    x = 8,542,207,608.58/113,397.21
  6. Step 6: Final answer
    x = 75,329.96

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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.