Finding the Fourth Proportional to 117,034.08, 161,618.58 and 110,658.26
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Solution
The fourth proportional to 117,034.08, 161,618.58 and 110,658.26 is: 152,813.87
Step by Step Solution
- Step 1: Write the proportion equation
117,034.08 : 161,618.58 = 110,658.26 : x - Step 2: Convert to fraction form
117,034.08/161,618.58 = 110,658.26/x - Step 3: Cross multiply
117,034.08x = 161,618.58 × 110,658.26 - Step 4: Simplify right side
117,034.08x = 17,884,430,846.47 - Step 5: Solve for x
x = 17,884,430,846.47/117,034.08 - Step 6: Final answer
x = 152,813.87
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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.