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Finding the Fourth Proportional to 67,148.67, 92,658.74 and 36,933.51

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Solution

The fourth proportional to 67,148.67, 92,658.74 and 36,933.51 is: 50,964.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,148.67 : 92,658.74 = 36,933.51 : x
  2. Step 2: Convert to fraction form
    67,148.67/92,658.74 = 36,933.51/x
  3. Step 3: Cross multiply
    67,148.67x = 92,658.74 × 36,933.51
  4. Step 4: Simplify right side
    67,148.67x = 3,422,212,315.71
  5. Step 5: Solve for x
    x = 3,422,212,315.71/67,148.67
  6. Step 6: Final answer
    x = 50,964.71

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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.