Finding the Fourth Proportional to 84,637.44, 116,795.64 and 48,838.96
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Solution
The fourth proportional to 84,637.44, 116,795.64 and 48,838.96 is: 67,395.44
Step by Step Solution
- Step 1: Write the proportion equation
84,637.44 : 116,795.64 = 48,838.96 : x - Step 2: Convert to fraction form
84,637.44/116,795.64 = 48,838.96/x - Step 3: Cross multiply
84,637.44x = 116,795.64 × 48,838.96 - Step 4: Simplify right side
84,637.44x = 5,704,177,590.13 - Step 5: Solve for x
x = 5,704,177,590.13/84,637.44 - Step 6: Final answer
x = 67,395.44
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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.