Finding the Fourth Proportional to 134,543.30, 184,325.14 and 129,498.62
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Solution
The fourth proportional to 134,543.30, 184,325.14 and 129,498.62 is: 177,413.90
Step by Step Solution
- Step 1: Write the proportion equation
134,543.30 : 184,325.14 = 129,498.62 : x - Step 2: Convert to fraction form
134,543.30/184,325.14 = 129,498.62/x - Step 3: Cross multiply
134,543.30x = 184,325.14 × 129,498.62 - Step 4: Simplify right side
134,543.30x = 23,869,851,261.31 - Step 5: Solve for x
x = 23,869,851,261.31/134,543.30 - Step 6: Final answer
x = 177,413.90
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.