Home / 104,055.40-156,083.10-92,974.60

Finding the Fourth Proportional to 104,055.40, 156,083.10 and 92,974.60

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Solution

The fourth proportional to 104,055.40, 156,083.10 and 92,974.60 is: 139,461.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,055.40 : 156,083.10 = 92,974.60 : x
  2. Step 2: Convert to fraction form
    104,055.40/156,083.10 = 92,974.60/x
  3. Step 3: Cross multiply
    104,055.40x = 156,083.10 × 92,974.60
  4. Step 4: Simplify right side
    104,055.40x = 14,511,763,789.26
  5. Step 5: Solve for x
    x = 14,511,763,789.26/104,055.40
  6. Step 6: Final answer
    x = 139,461.90

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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.