Home / 122,030.98-183,175.88-108,081.56

Finding the Fourth Proportional to 122,030.98, 183,175.88 and 108,081.56

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Solution

The fourth proportional to 122,030.98, 183,175.88 and 108,081.56 is: 162,236.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,030.98 : 183,175.88 = 108,081.56 : x
  2. Step 2: Convert to fraction form
    122,030.98/183,175.88 = 108,081.56/x
  3. Step 3: Cross multiply
    122,030.98x = 183,175.88 × 108,081.56
  4. Step 4: Simplify right side
    122,030.98x = 19,797,934,782.30
  5. Step 5: Solve for x
    x = 19,797,934,782.30/122,030.98
  6. Step 6: Final answer
    x = 162,236.96

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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.