Home / 137,425.44-207,074.27-113,012.30

Finding the Fourth Proportional to 137,425.44, 207,074.27 and 113,012.30

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Solution

The fourth proportional to 137,425.44, 207,074.27 and 113,012.30 is: 170,288.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,425.44 : 207,074.27 = 113,012.30 : x
  2. Step 2: Convert to fraction form
    137,425.44/207,074.27 = 113,012.30/x
  3. Step 3: Cross multiply
    137,425.44x = 207,074.27 × 113,012.30
  4. Step 4: Simplify right side
    137,425.44x = 23,401,939,523.52
  5. Step 5: Solve for x
    x = 23,401,939,523.52/137,425.44
  6. Step 6: Final answer
    x = 170,288.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.