Finding the Fourth Proportional to 84,644.97, 116,786.93 and 52,818.99
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Solution
The fourth proportional to 84,644.97, 116,786.93 and 52,818.99 is: 72,875.77
Step by Step Solution
- Step 1: Write the proportion equation
84,644.97 : 116,786.93 = 52,818.99 : x - Step 2: Convert to fraction form
84,644.97/116,786.93 = 52,818.99/x - Step 3: Cross multiply
84,644.97x = 116,786.93 × 52,818.99 - Step 4: Simplify right side
84,644.97x = 6,168,567,423.71 - Step 5: Solve for x
x = 6,168,567,423.71/84,644.97 - Step 6: Final answer
x = 72,875.77
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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.