Home / 220,199.27-303,856.44-122,085.13

Finding the Fourth Proportional to 220,199.27, 303,856.44 and 122,085.13

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Solution

The fourth proportional to 220,199.27, 303,856.44 and 122,085.13 is: 168,467.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,199.27 : 303,856.44 = 122,085.13 : x
  2. Step 2: Convert to fraction form
    220,199.27/303,856.44 = 122,085.13/x
  3. Step 3: Cross multiply
    220,199.27x = 303,856.44 × 122,085.13
  4. Step 4: Simplify right side
    220,199.27x = 37,096,352,978.74
  5. Step 5: Solve for x
    x = 37,096,352,978.74/220,199.27
  6. Step 6: Final answer
    x = 168,467.19

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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.