Home / 219,321.10-302,803.82-179,131.33

Finding the Fourth Proportional to 219,321.10, 302,803.82 and 179,131.33

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Solution

The fourth proportional to 219,321.10, 302,803.82 and 179,131.33 is: 247,316.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,321.10 : 302,803.82 = 179,131.33 : x
  2. Step 2: Convert to fraction form
    219,321.10/302,803.82 = 179,131.33/x
  3. Step 3: Cross multiply
    219,321.10x = 302,803.82 × 179,131.33
  4. Step 4: Simplify right side
    219,321.10x = 54,241,651,005.68
  5. Step 5: Solve for x
    x = 54,241,651,005.68/219,321.10
  6. Step 6: Final answer
    x = 247,316.15

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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.