Finding the Fourth Proportional to 156,822.82, 216,367.82 and 88,828.99
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Solution
The fourth proportional to 156,822.82, 216,367.82 and 88,828.99 is: 122,557.00
Step by Step Solution
- Step 1: Write the proportion equation
156,822.82 : 216,367.82 = 88,828.99 : x - Step 2: Convert to fraction form
156,822.82/216,367.82 = 88,828.99/x - Step 3: Cross multiply
156,822.82x = 216,367.82 × 88,828.99 - Step 4: Simplify right side
156,822.82x = 19,219,734,474.96 - Step 5: Solve for x
x = 19,219,734,474.96/156,822.82 - Step 6: Final answer
x = 122,557.00
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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.