Finding the Fourth Proportional to 236,840.79, 327,058.57 and 152,105.48
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Solution
The fourth proportional to 236,840.79, 327,058.57 and 152,105.48 is: 210,045.75
Step by Step Solution
- Step 1: Write the proportion equation
236,840.79 : 327,058.57 = 152,105.48 : x - Step 2: Convert to fraction form
236,840.79/327,058.57 = 152,105.48/x - Step 3: Cross multiply
236,840.79x = 327,058.57 × 152,105.48 - Step 4: Simplify right side
236,840.79x = 49,747,400,777.96 - Step 5: Solve for x
x = 49,747,400,777.96/236,840.79 - Step 6: Final answer
x = 210,045.75
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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.