Home / 104,243.90-156,355.79-29,362.82

Finding the Fourth Proportional to 104,243.90, 156,355.79 and 29,362.82

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Solution

The fourth proportional to 104,243.90, 156,355.79 and 29,362.82 is: 44,041.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,243.90 : 156,355.79 = 29,362.82 : x
  2. Step 2: Convert to fraction form
    104,243.90/156,355.79 = 29,362.82/x
  3. Step 3: Cross multiply
    104,243.90x = 156,355.79 × 29,362.82
  4. Step 4: Simplify right side
    104,243.90x = 4,591,045,989.13
  5. Step 5: Solve for x
    x = 4,591,045,989.13/104,243.90
  6. Step 6: Final answer
    x = 44,041.39

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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.