Home / 221,292.06-332,136.28-114,752.34

Finding the Fourth Proportional to 221,292.06, 332,136.28 and 114,752.34

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Solution

The fourth proportional to 221,292.06, 332,136.28 and 114,752.34 is: 172,231.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,292.06 : 332,136.28 = 114,752.34 : x
  2. Step 2: Convert to fraction form
    221,292.06/332,136.28 = 114,752.34/x
  3. Step 3: Cross multiply
    221,292.06x = 332,136.28 × 114,752.34
  4. Step 4: Simplify right side
    221,292.06x = 38,113,415,328.90
  5. Step 5: Solve for x
    x = 38,113,415,328.90/221,292.06
  6. Step 6: Final answer
    x = 172,231.28

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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.