Home / 88,484.10-122,111.19-48,198.66

Finding the Fourth Proportional to 88,484.10, 122,111.19 and 48,198.66

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Solution

The fourth proportional to 88,484.10, 122,111.19 and 48,198.66 is: 66,515.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,484.10 : 122,111.19 = 48,198.66 : x
  2. Step 2: Convert to fraction form
    88,484.10/122,111.19 = 48,198.66/x
  3. Step 3: Cross multiply
    88,484.10x = 122,111.19 × 48,198.66
  4. Step 4: Simplify right side
    88,484.10x = 5,885,595,729.01
  5. Step 5: Solve for x
    x = 5,885,595,729.01/88,484.10
  6. Step 6: Final answer
    x = 66,515.86

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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.