Home / 104,137.79-156,101.48-41,002.21

Finding the Fourth Proportional to 104,137.79, 156,101.48 and 41,002.21

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Solution

The fourth proportional to 104,137.79, 156,101.48 and 41,002.21 is: 61,461.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,137.79 : 156,101.48 = 41,002.21 : x
  2. Step 2: Convert to fraction form
    104,137.79/156,101.48 = 41,002.21/x
  3. Step 3: Cross multiply
    104,137.79x = 156,101.48 × 41,002.21
  4. Step 4: Simplify right side
    104,137.79x = 6,400,504,883.76
  5. Step 5: Solve for x
    x = 6,400,504,883.76/104,137.79
  6. Step 6: Final answer
    x = 61,461.89

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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.