Finding the Fourth Proportional to 88,184,135.18, 121,694,579.39 and 48,494,224.76
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Solution
The fourth proportional to 88,184,135.18, 121,694,579.39 and 48,494,224.76 is: 66,922,290.19
Step by Step Solution
- Step 1: Write the proportion equation
88,184,135.18 : 121,694,579.39 = 48,494,224.76 : x - Step 2: Convert to fraction form
88,184,135.18/121,694,579.39 = 48,494,224.76/x - Step 3: Cross multiply
88,184,135.18x = 121,694,579.39 × 48,494,224.76 - Step 4: Simplify right side
88,184,135.18x = 5,901,484,284,525,087 - Step 5: Solve for x
x = 5,901,484,284,525,087/88,184,135.18 - Step 6: Final answer
x = 66,922,290.19
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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.