Finding the Fourth Proportional to 157,456.64, 236,160.62 and 57,593.48
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Solution
The fourth proportional to 157,456.64, 236,160.62 and 57,593.48 is: 86,381.32
Step by Step Solution
- Step 1: Write the proportion equation
157,456.64 : 236,160.62 = 57,593.48 : x - Step 2: Convert to fraction form
157,456.64/236,160.62 = 57,593.48/x - Step 3: Cross multiply
157,456.64x = 236,160.62 × 57,593.48 - Step 4: Simplify right side
157,456.64x = 13,601,311,656.79 - Step 5: Solve for x
x = 13,601,311,656.79/157,456.64 - Step 6: Final answer
x = 86,381.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.