Finding the Fourth Proportional to 84,752.16, 116,957.99 and 47,026.41
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Solution
The fourth proportional to 84,752.16, 116,957.99 and 47,026.41 is: 64,896.45
Step by Step Solution
- Step 1: Write the proportion equation
84,752.16 : 116,957.99 = 47,026.41 : x - Step 2: Convert to fraction form
84,752.16/116,957.99 = 47,026.41/x - Step 3: Cross multiply
84,752.16x = 116,957.99 × 47,026.41 - Step 4: Simplify right side
84,752.16x = 5,500,114,069.49 - Step 5: Solve for x
x = 5,500,114,069.49/84,752.16 - Step 6: Final answer
x = 64,896.45
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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.