Finding the Fourth Proportional to 88,227.84, 121,754.18 and 47,941.60
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Solution
The fourth proportional to 88,227.84, 121,754.18 and 47,941.60 is: 66,159.28
Step by Step Solution
- Step 1: Write the proportion equation
88,227.84 : 121,754.18 = 47,941.60 : x - Step 2: Convert to fraction form
88,227.84/121,754.18 = 47,941.60/x - Step 3: Cross multiply
88,227.84x = 121,754.18 × 47,941.60 - Step 4: Simplify right side
88,227.84x = 5,837,090,195.89 - Step 5: Solve for x
x = 5,837,090,195.89/88,227.84 - Step 6: Final answer
x = 66,159.28
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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.