Home / 197,136.12-296,321.43-130,098.95

Finding the Fourth Proportional to 197,136.12, 296,321.43 and 130,098.95

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Solution

The fourth proportional to 197,136.12, 296,321.43 and 130,098.95 is: 195,555.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,136.12 : 296,321.43 = 130,098.95 : x
  2. Step 2: Convert to fraction form
    197,136.12/296,321.43 = 130,098.95/x
  3. Step 3: Cross multiply
    197,136.12x = 296,321.43 × 130,098.95
  4. Step 4: Simplify right side
    197,136.12x = 38,551,105,457.76
  5. Step 5: Solve for x
    x = 38,551,105,457.76/197,136.12
  6. Step 6: Final answer
    x = 195,555.77

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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.