Finding the Fourth Proportional to 84,415.52, 116,488.68 and 46,167.48
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Solution
The fourth proportional to 84,415.52, 116,488.68 and 46,167.48 is: 63,708.53
Step by Step Solution
- Step 1: Write the proportion equation
84,415.52 : 116,488.68 = 46,167.48 : x - Step 2: Convert to fraction form
84,415.52/116,488.68 = 46,167.48/x - Step 3: Cross multiply
84,415.52x = 116,488.68 × 46,167.48 - Step 4: Simplify right side
84,415.52x = 5,377,988,804.13 - Step 5: Solve for x
x = 5,377,988,804.13/84,415.52 - Step 6: Final answer
x = 63,708.53
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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.