Home / 221,716.84-332,574.30-55,504.36

Finding the Fourth Proportional to 221,716.84, 332,574.30 and 55,504.36

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Solution

The fourth proportional to 221,716.84, 332,574.30 and 55,504.36 is: 83,256.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,716.84 : 332,574.30 = 55,504.36 : x
  2. Step 2: Convert to fraction form
    221,716.84/332,574.30 = 55,504.36/x
  3. Step 3: Cross multiply
    221,716.84x = 332,574.30 × 55,504.36
  4. Step 4: Simplify right side
    221,716.84x = 18,459,323,673.95
  5. Step 5: Solve for x
    x = 18,459,323,673.95/221,716.84
  6. Step 6: Final answer
    x = 83,256.30

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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.