Home / 104,421.10-156,522.30-41,216.80

Finding the Fourth Proportional to 104,421.10, 156,522.30 and 41,216.80

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Solution

The fourth proportional to 104,421.10, 156,522.30 and 41,216.80 is: 61,782.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,421.10 : 156,522.30 = 41,216.80 : x
  2. Step 2: Convert to fraction form
    104,421.10/156,522.30 = 41,216.80/x
  3. Step 3: Cross multiply
    104,421.10x = 156,522.30 × 41,216.80
  4. Step 4: Simplify right side
    104,421.10x = 6,451,348,334.64
  5. Step 5: Solve for x
    x = 6,451,348,334.64/104,421.10
  6. Step 6: Final answer
    x = 61,782.04

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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.