Home / 197,136.15-295,364.03-91,738.95

Finding the Fourth Proportional to 197,136.15, 295,364.03 and 91,738.95

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Solution

The fourth proportional to 197,136.15, 295,364.03 and 91,738.95 is: 137,450.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,136.15 : 295,364.03 = 91,738.95 : x
  2. Step 2: Convert to fraction form
    197,136.15/295,364.03 = 91,738.95/x
  3. Step 3: Cross multiply
    197,136.15x = 295,364.03 × 91,738.95
  4. Step 4: Simplify right side
    197,136.15x = 27,096,385,521.27
  5. Step 5: Solve for x
    x = 27,096,385,521.27/197,136.15
  6. Step 6: Final answer
    x = 137,450.11

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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.