Home / 104,220.25-156,352.37-40,180.03

Finding the Fourth Proportional to 104,220.25, 156,352.37 and 40,180.03

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Solution

The fourth proportional to 104,220.25, 156,352.37 and 40,180.03 is: 60,278.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,220.25 : 156,352.37 = 40,180.03 : x
  2. Step 2: Convert to fraction form
    104,220.25/156,352.37 = 40,180.03/x
  3. Step 3: Cross multiply
    104,220.25x = 156,352.37 × 40,180.03
  4. Step 4: Simplify right side
    104,220.25x = 6,282,242,325.39
  5. Step 5: Solve for x
    x = 6,282,242,325.39/104,220.25
  6. Step 6: Final answer
    x = 60,278.52

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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.