Finding the Fourth Proportional to 84,101.36, 116,054.78 and 48,288.02
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Solution
The fourth proportional to 84,101.36, 116,054.78 and 48,288.02 is: 66,634.54
Step by Step Solution
- Step 1: Write the proportion equation
84,101.36 : 116,054.78 = 48,288.02 : x - Step 2: Convert to fraction form
84,101.36/116,054.78 = 48,288.02/x - Step 3: Cross multiply
84,101.36x = 116,054.78 × 48,288.02 - Step 4: Simplify right side
84,101.36x = 5,604,055,537.74 - Step 5: Solve for x
x = 5,604,055,537.74/84,101.36 - Step 6: Final answer
x = 66,634.54
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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.