Home / 268,766.33-370,938.35-161,395.56

Finding the Fourth Proportional to 268,766.33, 370,938.35 and 161,395.56

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Solution

The fourth proportional to 268,766.33, 370,938.35 and 161,395.56 is: 222,750.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,766.33 : 370,938.35 = 161,395.56 : x
  2. Step 2: Convert to fraction form
    268,766.33/370,938.35 = 161,395.56/x
  3. Step 3: Cross multiply
    268,766.33x = 370,938.35 × 161,395.56
  4. Step 4: Simplify right side
    268,766.33x = 59,867,803,127.21
  5. Step 5: Solve for x
    x = 59,867,803,127.21/268,766.33
  6. Step 6: Final answer
    x = 222,750.39

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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.