Finding the Fourth Proportional to 84,054.84, 116,006.76 and 53,845.08
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Solution
The fourth proportional to 84,054.84, 116,006.76 and 53,845.08 is: 74,313.31
Step by Step Solution
- Step 1: Write the proportion equation
84,054.84 : 116,006.76 = 53,845.08 : x - Step 2: Convert to fraction form
84,054.84/116,006.76 = 53,845.08/x - Step 3: Cross multiply
84,054.84x = 116,006.76 × 53,845.08 - Step 4: Simplify right side
84,054.84x = 6,246,393,272.74 - Step 5: Solve for x
x = 6,246,393,272.74/84,054.84 - Step 6: Final answer
x = 74,313.31
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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.