Home / 89,197.56-123,091.71-48,911.22

Finding the Fourth Proportional to 89,197.56, 123,091.71 and 48,911.22

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Solution

The fourth proportional to 89,197.56, 123,091.71 and 48,911.22 is: 67,496.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,197.56 : 123,091.71 = 48,911.22 : x
  2. Step 2: Convert to fraction form
    89,197.56/123,091.71 = 48,911.22/x
  3. Step 3: Cross multiply
    89,197.56x = 123,091.71 × 48,911.22
  4. Step 4: Simplify right side
    89,197.56x = 6,020,565,707.99
  5. Step 5: Solve for x
    x = 6,020,565,707.99/89,197.56
  6. Step 6: Final answer
    x = 67,496.98

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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.