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Finding the Fourth Proportional to 133,068.06, 199,451.43 and 44,300.70

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Solution

The fourth proportional to 133,068.06, 199,451.43 and 44,300.70 is: 66,400.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,068.06 : 199,451.43 = 44,300.70 : x
  2. Step 2: Convert to fraction form
    133,068.06/199,451.43 = 44,300.70/x
  3. Step 3: Cross multiply
    133,068.06x = 199,451.43 × 44,300.70
  4. Step 4: Simplify right side
    133,068.06x = 8,835,837,965.00
  5. Step 5: Solve for x
    x = 8,835,837,965.00/133,068.06
  6. Step 6: Final answer
    x = 66,400.89

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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.