Home / 229,012.02-343,514.39-71,249.13

Finding the Fourth Proportional to 229,012.02, 343,514.39 and 71,249.13

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Solution

The fourth proportional to 229,012.02, 343,514.39 and 71,249.13 is: 106,872.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,012.02 : 343,514.39 = 71,249.13 : x
  2. Step 2: Convert to fraction form
    229,012.02/343,514.39 = 71,249.13/x
  3. Step 3: Cross multiply
    229,012.02x = 343,514.39 × 71,249.13
  4. Step 4: Simplify right side
    229,012.02x = 24,475,101,073.74
  5. Step 5: Solve for x
    x = 24,475,101,073.74/229,012.02
  6. Step 6: Final answer
    x = 106,872.56

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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.