Finding the Fourth Proportional to 266,791.98, 368,297.00 and 157,862.06
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Solution
The fourth proportional to 266,791.98, 368,297.00 and 157,862.06 is: 217,923.06
Step by Step Solution
- Step 1: Write the proportion equation
266,791.98 : 368,297.00 = 157,862.06 : x - Step 2: Convert to fraction form
266,791.98/368,297.00 = 157,862.06/x - Step 3: Cross multiply
266,791.98x = 368,297.00 × 157,862.06 - Step 4: Simplify right side
266,791.98x = 58,140,125,413.77 - Step 5: Solve for x
x = 58,140,125,413.77/266,791.98 - Step 6: Final answer
x = 217,923.06
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.