Home / 133,194.20-199,790.76-63,122.72

Finding the Fourth Proportional to 133,194.20, 199,790.76 and 63,122.72

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Solution

The fourth proportional to 133,194.20, 199,790.76 and 63,122.72 is: 94,683.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,194.20 : 199,790.76 = 63,122.72 : x
  2. Step 2: Convert to fraction form
    133,194.20/199,790.76 = 63,122.72/x
  3. Step 3: Cross multiply
    133,194.20x = 199,790.76 × 63,122.72
  4. Step 4: Simplify right side
    133,194.20x = 12,611,336,202.07
  5. Step 5: Solve for x
    x = 12,611,336,202.07/133,194.20
  6. Step 6: Final answer
    x = 94,683.82

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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.