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Finding the Fourth Proportional to 67,794.67, 93,556.65 and 37,986.67

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Solution

The fourth proportional to 67,794.67, 93,556.65 and 37,986.67 is: 52,421.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,794.67 : 93,556.65 = 37,986.67 : x
  2. Step 2: Convert to fraction form
    67,794.67/93,556.65 = 37,986.67/x
  3. Step 3: Cross multiply
    67,794.67x = 93,556.65 × 37,986.67
  4. Step 4: Simplify right side
    67,794.67x = 3,553,905,589.86
  5. Step 5: Solve for x
    x = 3,553,905,589.86/67,794.67
  6. Step 6: Final answer
    x = 52,421.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.