Home / 122,495.05-183,758.98-43,609.96

Finding the Fourth Proportional to 122,495.05, 183,758.98 and 43,609.96

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Solution

The fourth proportional to 122,495.05, 183,758.98 and 43,609.96 is: 65,420.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,495.05 : 183,758.98 = 43,609.96 : x
  2. Step 2: Convert to fraction form
    122,495.05/183,758.98 = 43,609.96/x
  3. Step 3: Cross multiply
    122,495.05x = 183,758.98 × 43,609.96
  4. Step 4: Simplify right side
    122,495.05x = 8,013,721,767.44
  5. Step 5: Solve for x
    x = 8,013,721,767.44/122,495.05
  6. Step 6: Final answer
    x = 65,420.78

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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.