Home / 131,942.79-197,898.39-37,180.08

Finding the Fourth Proportional to 131,942.79, 197,898.39 and 37,180.08

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Solution

The fourth proportional to 131,942.79, 197,898.39 and 37,180.08 is: 55,765.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,942.79 : 197,898.39 = 37,180.08 : x
  2. Step 2: Convert to fraction form
    131,942.79/197,898.39 = 37,180.08/x
  3. Step 3: Cross multiply
    131,942.79x = 197,898.39 × 37,180.08
  4. Step 4: Simplify right side
    131,942.79x = 7,357,877,972.07
  5. Step 5: Solve for x
    x = 7,357,877,972.07/131,942.79
  6. Step 6: Final answer
    x = 55,765.67

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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.