Finding the Fourth Proportional to 215,526.24, 297,562.36 and 158,838.88
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Solution
The fourth proportional to 215,526.24, 297,562.36 and 158,838.88 is: 219,297.99
Step by Step Solution
- Step 1: Write the proportion equation
215,526.24 : 297,562.36 = 158,838.88 : x - Step 2: Convert to fraction form
215,526.24/297,562.36 = 158,838.88/x - Step 3: Cross multiply
215,526.24x = 297,562.36 × 158,838.88 - Step 4: Simplify right side
215,526.24x = 47,264,471,992.56 - Step 5: Solve for x
x = 47,264,471,992.56/215,526.24 - Step 6: Final answer
x = 219,297.99
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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.