Finding the Fourth Proportional to 88,707.08, 133,081.80 and 29,543.26
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Solution
The fourth proportional to 88,707.08, 133,081.80 and 29,543.26 is: 44,321.94
Step by Step Solution
- Step 1: Write the proportion equation
88,707.08 : 133,081.80 = 29,543.26 : x - Step 2: Convert to fraction form
88,707.08/133,081.80 = 29,543.26/x - Step 3: Cross multiply
88,707.08x = 133,081.80 × 29,543.26 - Step 4: Simplify right side
88,707.08x = 3,931,670,218.67 - Step 5: Solve for x
x = 3,931,670,218.67/88,707.08 - Step 6: Final answer
x = 44,321.94
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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.