Home / 219,971.48-303,698.24-151,179.44

Finding the Fourth Proportional to 219,971.48, 303,698.24 and 151,179.44

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Solution

The fourth proportional to 219,971.48, 303,698.24 and 151,179.44 is: 208,722.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,971.48 : 303,698.24 = 151,179.44 : x
  2. Step 2: Convert to fraction form
    219,971.48/303,698.24 = 151,179.44/x
  3. Step 3: Cross multiply
    219,971.48x = 303,698.24 × 151,179.44
  4. Step 4: Simplify right side
    219,971.48x = 45,912,929,852.19
  5. Step 5: Solve for x
    x = 45,912,929,852.19/219,971.48
  6. Step 6: Final answer
    x = 208,722.19

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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.