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Finding the Fourth Proportional to 131,993.06, 197,972.06 and 37,230.89

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Solution

The fourth proportional to 131,993.06, 197,972.06 and 37,230.89 is: 55,841.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,993.06 : 197,972.06 = 37,230.89 : x
  2. Step 2: Convert to fraction form
    131,993.06/197,972.06 = 37,230.89/x
  3. Step 3: Cross multiply
    131,993.06x = 197,972.06 × 37,230.89
  4. Step 4: Simplify right side
    131,993.06x = 7,370,674,812.92
  5. Step 5: Solve for x
    x = 7,370,674,812.92/131,993.06
  6. Step 6: Final answer
    x = 55,841.38

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1.5x scale

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.