Home / 253,249.56-349,480.08-140,072.22

Finding the Fourth Proportional to 253,249.56, 349,480.08 and 140,072.22

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Solution

The fourth proportional to 253,249.56, 349,480.08 and 140,072.22 is: 193,297.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,249.56 : 349,480.08 = 140,072.22 : x
  2. Step 2: Convert to fraction form
    253,249.56/349,480.08 = 140,072.22/x
  3. Step 3: Cross multiply
    253,249.56x = 349,480.08 × 140,072.22
  4. Step 4: Simplify right side
    253,249.56x = 48,952,450,651.38
  5. Step 5: Solve for x
    x = 48,952,450,651.38/253,249.56
  6. Step 6: Final answer
    x = 193,297.28

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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.