Home / 104,466.20-156,699.30-102,392.60

Finding the Fourth Proportional to 104,466.20, 156,699.30 and 102,392.60

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Solution

The fourth proportional to 104,466.20, 156,699.30 and 102,392.60 is: 153,588.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,466.20 : 156,699.30 = 102,392.60 : x
  2. Step 2: Convert to fraction form
    104,466.20/156,699.30 = 102,392.60/x
  3. Step 3: Cross multiply
    104,466.20x = 156,699.30 × 102,392.60
  4. Step 4: Simplify right side
    104,466.20x = 16,044,848,745.18
  5. Step 5: Solve for x
    x = 16,044,848,745.18/104,466.20
  6. Step 6: Final answer
    x = 153,588.90

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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.