Finding the Fourth Proportional to 92,459,115.60, 138,423,252.60 and 89,804,907.60
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Solution
The fourth proportional to 92,459,115.60, 138,423,252.60 and 89,804,907.60 is: 134,449,559.99
Step by Step Solution
- Step 1: Write the proportion equation
92,459,115.60 : 138,423,252.60 = 89,804,907.60 : x - Step 2: Convert to fraction form
92,459,115.60/138,423,252.60 = 89,804,907.60/x - Step 3: Cross multiply
92,459,115.60x = 138,423,252.60 × 89,804,907.60 - Step 4: Simplify right side
92,459,115.60x = 12,431,087,409,434,458 - Step 5: Solve for x
x = 12,431,087,409,434,458/92,459,115.60 - Step 6: Final answer
x = 134,449,559.99
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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.