Finding the Fourth Proportional to 114,868.48, 158,520.36 and 69,545.92
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Solution
The fourth proportional to 114,868.48, 158,520.36 and 69,545.92 is: 95,974.49
Step by Step Solution
- Step 1: Write the proportion equation
114,868.48 : 158,520.36 = 69,545.92 : x - Step 2: Convert to fraction form
114,868.48/158,520.36 = 69,545.92/x - Step 3: Cross multiply
114,868.48x = 158,520.36 × 69,545.92 - Step 4: Simplify right side
114,868.48x = 11,024,444,274.93 - Step 5: Solve for x
x = 11,024,444,274.93/114,868.48 - Step 6: Final answer
x = 95,974.49
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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.