Finding the Fourth Proportional to 84,897.26, 117,152.55 and 46,655.99
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Solution
The fourth proportional to 84,897.26, 117,152.55 and 46,655.99 is: 64,382.15
Step by Step Solution
- Step 1: Write the proportion equation
84,897.26 : 117,152.55 = 46,655.99 : x - Step 2: Convert to fraction form
84,897.26/117,152.55 = 46,655.99/x - Step 3: Cross multiply
84,897.26x = 117,152.55 × 46,655.99 - Step 4: Simplify right side
84,897.26x = 5,465,867,615.51 - Step 5: Solve for x
x = 5,465,867,615.51/84,897.26 - Step 6: Final answer
x = 64,382.15
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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.