Finding the Fourth Proportional to 148,174.24, 204,478.38 and 84,513.08
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Solution
The fourth proportional to 148,174.24, 204,478.38 and 84,513.08 is: 116,626.87
Step by Step Solution
- Step 1: Write the proportion equation
148,174.24 : 204,478.38 = 84,513.08 : x - Step 2: Convert to fraction form
148,174.24/204,478.38 = 84,513.08/x - Step 3: Cross multiply
148,174.24x = 204,478.38 × 84,513.08 - Step 4: Simplify right side
148,174.24x = 17,281,097,687.21 - Step 5: Solve for x
x = 17,281,097,687.21/148,174.24 - Step 6: Final answer
x = 116,626.87
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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.