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Finding the Fourth Proportional to 241,389.90, 362,430.45 and 136,413.90

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Solution

The fourth proportional to 241,389.90, 362,430.45 and 136,413.90 is: 204,816.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,389.90 : 362,430.45 = 136,413.90 : x
  2. Step 2: Convert to fraction form
    241,389.90/362,430.45 = 136,413.90/x
  3. Step 3: Cross multiply
    241,389.90x = 362,430.45 × 136,413.90
  4. Step 4: Simplify right side
    241,389.90x = 49,440,551,163.26
  5. Step 5: Solve for x
    x = 49,440,551,163.26/241,389.90
  6. Step 6: Final answer
    x = 204,816.15

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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.