Home / 268,255.11-370,224.23-160,884.21

Finding the Fourth Proportional to 268,255.11, 370,224.23 and 160,884.21

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Solution

The fourth proportional to 268,255.11, 370,224.23 and 160,884.21 is: 222,039.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,255.11 : 370,224.23 = 160,884.21 : x
  2. Step 2: Convert to fraction form
    268,255.11/370,224.23 = 160,884.21/x
  3. Step 3: Cross multiply
    268,255.11x = 370,224.23 × 160,884.21
  4. Step 4: Simplify right side
    268,255.11x = 59,563,231,961.99
  5. Step 5: Solve for x
    x = 59,563,231,961.99/268,255.11
  6. Step 6: Final answer
    x = 222,039.51

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1.5x scale

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.