Home / 222,133.19-306,224.96-158,360.27

Finding the Fourth Proportional to 222,133.19, 306,224.96 and 158,360.27

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Solution

The fourth proportional to 222,133.19, 306,224.96 and 158,360.27 is: 218,309.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,133.19 : 306,224.96 = 158,360.27 : x
  2. Step 2: Convert to fraction form
    222,133.19/306,224.96 = 158,360.27/x
  3. Step 3: Cross multiply
    222,133.19x = 306,224.96 × 158,360.27
  4. Step 4: Simplify right side
    222,133.19x = 48,493,865,023.41
  5. Step 5: Solve for x
    x = 48,493,865,023.41/222,133.19
  6. Step 6: Final answer
    x = 218,309.86

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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.