Home / 89,542.41-123,567.21-49,253.77

Finding the Fourth Proportional to 89,542.41, 123,567.21 and 49,253.77

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Solution

The fourth proportional to 89,542.41, 123,567.21 and 49,253.77 is: 67,969.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,542.41 : 123,567.21 = 49,253.77 : x
  2. Step 2: Convert to fraction form
    89,542.41/123,567.21 = 49,253.77/x
  3. Step 3: Cross multiply
    89,542.41x = 123,567.21 × 49,253.77
  4. Step 4: Simplify right side
    89,542.41x = 6,086,150,940.88
  5. Step 5: Solve for x
    x = 6,086,150,940.88/89,542.41
  6. Step 6: Final answer
    x = 67,969.48

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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.