Home / 99,198.04-148,802.62-31,735.96

Finding the Fourth Proportional to 99,198.04, 148,802.62 and 31,735.96

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Solution

The fourth proportional to 99,198.04, 148,802.62 and 31,735.96 is: 47,605.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,198.04 : 148,802.62 = 31,735.96 : x
  2. Step 2: Convert to fraction form
    99,198.04/148,802.62 = 31,735.96/x
  3. Step 3: Cross multiply
    99,198.04x = 148,802.62 × 31,735.96
  4. Step 4: Simplify right side
    99,198.04x = 4,722,393,996.22
  5. Step 5: Solve for x
    x = 4,722,393,996.22/99,198.04
  6. Step 6: Final answer
    x = 47,605.72

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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.