Finding the Fourth Proportional to 157,766.24, 236,718.72 and 82,868.99
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Solution
The fourth proportional to 157,766.24, 236,718.72 and 82,868.99 is: 124,339.91
Step by Step Solution
- Step 1: Write the proportion equation
157,766.24 : 236,718.72 = 82,868.99 : x - Step 2: Convert to fraction form
157,766.24/236,718.72 = 82,868.99/x - Step 3: Cross multiply
157,766.24x = 236,718.72 × 82,868.99 - Step 4: Simplify right side
157,766.24x = 19,616,640,056.90 - Step 5: Solve for x
x = 19,616,640,056.90/157,766.24 - Step 6: Final answer
x = 124,339.91
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.