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Finding the Fourth Proportional to 133,300.56, 199,951.08 and 39,798.96

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Solution

The fourth proportional to 133,300.56, 199,951.08 and 39,798.96 is: 59,698.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,300.56 : 199,951.08 = 39,798.96 : x
  2. Step 2: Convert to fraction form
    133,300.56/199,951.08 = 39,798.96/x
  3. Step 3: Cross multiply
    133,300.56x = 199,951.08 × 39,798.96
  4. Step 4: Simplify right side
    133,300.56x = 7,957,845,034.88
  5. Step 5: Solve for x
    x = 7,957,845,034.88/133,300.56
  6. Step 6: Final answer
    x = 59,698.51

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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.