Finding the Fourth Proportional to 171,329.60, 236,268.96 and 133,590.08
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Solution
The fourth proportional to 171,329.60, 236,268.96 and 133,590.08 is: 184,224.96
Step by Step Solution
- Step 1: Write the proportion equation
171,329.60 : 236,268.96 = 133,590.08 : x - Step 2: Convert to fraction form
171,329.60/236,268.96 = 133,590.08/x - Step 3: Cross multiply
171,329.60x = 236,268.96 × 133,590.08 - Step 4: Simplify right side
171,329.60x = 31,563,189,267.92 - Step 5: Solve for x
x = 31,563,189,267.92/171,329.60 - Step 6: Final answer
x = 184,224.96
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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.