Home / 268,292.81-370,163.33-160,823.63

Finding the Fourth Proportional to 268,292.81, 370,163.33 and 160,823.63

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Solution

The fourth proportional to 268,292.81, 370,163.33 and 160,823.63 is: 221,888.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,292.81 : 370,163.33 = 160,823.63 : x
  2. Step 2: Convert to fraction form
    268,292.81/370,163.33 = 160,823.63/x
  3. Step 3: Cross multiply
    268,292.81x = 370,163.33 × 160,823.63
  4. Step 4: Simplify right side
    268,292.81x = 59,531,008,974.73
  5. Step 5: Solve for x
    x = 59,531,008,974.73/268,292.81
  6. Step 6: Final answer
    x = 221,888.21

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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.