Finding the Fourth Proportional to 84,698.92, 116,887.62 and 51,158.44
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Solution
The fourth proportional to 84,698.92, 116,887.62 and 51,158.44 is: 70,600.53
Step by Step Solution
- Step 1: Write the proportion equation
84,698.92 : 116,887.62 = 51,158.44 : x - Step 2: Convert to fraction form
84,698.92/116,887.62 = 51,158.44/x - Step 3: Cross multiply
84,698.92x = 116,887.62 × 51,158.44 - Step 4: Simplify right side
84,698.92x = 5,979,788,294.51 - Step 5: Solve for x
x = 5,979,788,294.51/84,698.92 - Step 6: Final answer
x = 70,600.53
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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.