Home / 133,142.83-199,718.34-58,224.41

Finding the Fourth Proportional to 133,142.83, 199,718.34 and 58,224.41

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Solution

The fourth proportional to 133,142.83, 199,718.34 and 58,224.41 is: 87,338.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,142.83 : 199,718.34 = 58,224.41 : x
  2. Step 2: Convert to fraction form
    133,142.83/199,718.34 = 58,224.41/x
  3. Step 3: Cross multiply
    133,142.83x = 199,718.34 × 58,224.41
  4. Step 4: Simplify right side
    133,142.83x = 11,628,482,512.68
  5. Step 5: Solve for x
    x = 11,628,482,512.68/133,142.83
  6. Step 6: Final answer
    x = 87,338.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.