Home / 178,136.74-267,198.63-53,474.50

Finding the Fourth Proportional to 178,136.74, 267,198.63 and 53,474.50

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Solution

The fourth proportional to 178,136.74, 267,198.63 and 53,474.50 is: 80,209.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,136.74 : 267,198.63 = 53,474.50 : x
  2. Step 2: Convert to fraction form
    178,136.74/267,198.63 = 53,474.50/x
  3. Step 3: Cross multiply
    178,136.74x = 267,198.63 × 53,474.50
  4. Step 4: Simplify right side
    178,136.74x = 14,288,313,139.94
  5. Step 5: Solve for x
    x = 14,288,313,139.94/178,136.74
  6. Step 6: Final answer
    x = 80,209.80

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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.