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Finding the Fourth Proportional to 232,007.98, 348,063.74 and 74,245.90

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Solution

The fourth proportional to 232,007.98, 348,063.74 and 74,245.90 is: 111,385.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,007.98 : 348,063.74 = 74,245.90 : x
  2. Step 2: Convert to fraction form
    232,007.98/348,063.74 = 74,245.90/x
  3. Step 3: Cross multiply
    232,007.98x = 348,063.74 × 74,245.90
  4. Step 4: Simplify right side
    232,007.98x = 25,842,305,633.67
  5. Step 5: Solve for x
    x = 25,842,305,633.67/232,007.98
  6. Step 6: Final answer
    x = 111,385.42

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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.