Home / 104,240.96-156,413.28-83,202.56

Finding the Fourth Proportional to 104,240.96, 156,413.28 and 83,202.56

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Solution

The fourth proportional to 104,240.96, 156,413.28 and 83,202.56 is: 124,845.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,240.96 : 156,413.28 = 83,202.56 : x
  2. Step 2: Convert to fraction form
    104,240.96/156,413.28 = 83,202.56/x
  3. Step 3: Cross multiply
    104,240.96x = 156,413.28 × 83,202.56
  4. Step 4: Simplify right side
    104,240.96x = 13,013,985,314.00
  5. Step 5: Solve for x
    x = 13,013,985,314.00/104,240.96
  6. Step 6: Final answer
    x = 124,845.22

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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.