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Finding the Fourth Proportional to 67,645.88, 93,344.96 and 45,797.71

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Solution

The fourth proportional to 67,645.88, 93,344.96 and 45,797.71 is: 63,196.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,645.88 : 93,344.96 = 45,797.71 : x
  2. Step 2: Convert to fraction form
    67,645.88/93,344.96 = 45,797.71/x
  3. Step 3: Cross multiply
    67,645.88x = 93,344.96 × 45,797.71
  4. Step 4: Simplify right side
    67,645.88x = 4,274,985,408.04
  5. Step 5: Solve for x
    x = 4,274,985,408.04/67,645.88
  6. Step 6: Final answer
    x = 63,196.54

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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.