Home / 102,651.10-154,045.90-36,091.58

Finding the Fourth Proportional to 102,651.10, 154,045.90 and 36,091.58

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Solution

The fourth proportional to 102,651.10, 154,045.90 and 36,091.58 is: 54,161.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,651.10 : 154,045.90 = 36,091.58 : x
  2. Step 2: Convert to fraction form
    102,651.10/154,045.90 = 36,091.58/x
  3. Step 3: Cross multiply
    102,651.10x = 154,045.90 × 36,091.58
  4. Step 4: Simplify right side
    102,651.10x = 5,559,759,198.41
  5. Step 5: Solve for x
    x = 5,559,759,198.41/102,651.10
  6. Step 6: Final answer
    x = 54,161.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.