Finding the Fourth Proportional to 114,485.98, 171,506.60 and 64,413.40
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Solution
The fourth proportional to 114,485.98, 171,506.60 and 64,413.40 is: 96,494.99
Step by Step Solution
- Step 1: Write the proportion equation
114,485.98 : 171,506.60 = 64,413.40 : x - Step 2: Convert to fraction form
114,485.98/171,506.60 = 64,413.40/x - Step 3: Cross multiply
114,485.98x = 171,506.60 × 64,413.40 - Step 4: Simplify right side
114,485.98x = 11,047,323,228.44 - Step 5: Solve for x
x = 11,047,323,228.44/114,485.98 - Step 6: Final answer
x = 96,494.99
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1.5x scale
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.