Finding the Fourth Proportional to 88,888.03, 122,696.36 and 51,177.31
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Solution
The fourth proportional to 88,888.03, 122,696.36 and 51,177.31 is: 70,642.47
Step by Step Solution
- Step 1: Write the proportion equation
88,888.03 : 122,696.36 = 51,177.31 : x - Step 2: Convert to fraction form
88,888.03/122,696.36 = 51,177.31/x - Step 3: Cross multiply
88,888.03x = 122,696.36 × 51,177.31 - Step 4: Simplify right side
88,888.03x = 6,279,269,651.59 - Step 5: Solve for x
x = 6,279,269,651.59/88,888.03 - Step 6: Final answer
x = 70,642.47
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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.