Home / 208,195.48-312,292.19-50,423.95

Finding the Fourth Proportional to 208,195.48, 312,292.19 and 50,423.95

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Solution

The fourth proportional to 208,195.48, 312,292.19 and 50,423.95 is: 75,635.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,195.48 : 312,292.19 = 50,423.95 : x
  2. Step 2: Convert to fraction form
    208,195.48/312,292.19 = 50,423.95/x
  3. Step 3: Cross multiply
    208,195.48x = 312,292.19 × 50,423.95
  4. Step 4: Simplify right side
    208,195.48x = 15,747,006,290.38
  5. Step 5: Solve for x
    x = 15,747,006,290.38/208,195.48
  6. Step 6: Final answer
    x = 75,635.68

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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.