Finding the Fourth Proportional to 180,382.84, 248,892.93 and 99,795.31
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Solution
The fourth proportional to 180,382.84, 248,892.93 and 99,795.31 is: 137,697.95
Step by Step Solution
- Step 1: Write the proportion equation
180,382.84 : 248,892.93 = 99,795.31 : x - Step 2: Convert to fraction form
180,382.84/248,892.93 = 99,795.31/x - Step 3: Cross multiply
180,382.84x = 248,892.93 × 99,795.31 - Step 4: Simplify right side
180,382.84x = 24,838,347,106.16 - Step 5: Solve for x
x = 24,838,347,106.16/180,382.84 - Step 6: Final answer
x = 137,697.95
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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.