Finding the Fourth Proportional to 84,282.66, 116,292.92 and 53,668.08
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Solution
The fourth proportional to 84,282.66, 116,292.92 and 53,668.08 is: 74,051.03
Step by Step Solution
- Step 1: Write the proportion equation
84,282.66 : 116,292.92 = 53,668.08 : x - Step 2: Convert to fraction form
84,282.66/116,292.92 = 53,668.08/x - Step 3: Cross multiply
84,282.66x = 116,292.92 × 53,668.08 - Step 4: Simplify right side
84,282.66x = 6,241,217,733.99 - Step 5: Solve for x
x = 6,241,217,733.99/84,282.66 - Step 6: Final answer
x = 74,051.03
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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.