Finding the Fourth Proportional to 169,875.09, 234,413.60 and 98,259.75
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Solution
The fourth proportional to 169,875.09, 234,413.60 and 98,259.75 is: 135,590.34
Step by Step Solution
- Step 1: Write the proportion equation
169,875.09 : 234,413.60 = 98,259.75 : x - Step 2: Convert to fraction form
169,875.09/234,413.60 = 98,259.75/x - Step 3: Cross multiply
169,875.09x = 234,413.60 × 98,259.75 - Step 4: Simplify right side
169,875.09x = 23,033,421,241.30 - Step 5: Solve for x
x = 23,033,421,241.30/169,875.09 - Step 6: Final answer
x = 135,590.34
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1.5x scale
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.