Home / 221,289.04-332,131.76-114,749.34

Finding the Fourth Proportional to 221,289.04, 332,131.76 and 114,749.34

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Solution

The fourth proportional to 221,289.04, 332,131.76 and 114,749.34 is: 172,226.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,289.04 : 332,131.76 = 114,749.34 : x
  2. Step 2: Convert to fraction form
    221,289.04/332,131.76 = 114,749.34/x
  3. Step 3: Cross multiply
    221,289.04x = 332,131.76 × 114,749.34
  4. Step 4: Simplify right side
    221,289.04x = 38,111,900,253.04
  5. Step 5: Solve for x
    x = 38,111,900,253.04/221,289.04
  6. Step 6: Final answer
    x = 172,226.79

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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.