Finding the Fourth Proportional to 96,876.92, 145,317.18 and 26,758.02
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Solution
The fourth proportional to 96,876.92, 145,317.18 and 26,758.02 is: 40,137.53
Step by Step Solution
- Step 1: Write the proportion equation
96,876.92 : 145,317.18 = 26,758.02 : x - Step 2: Convert to fraction form
96,876.92/145,317.18 = 26,758.02/x - Step 3: Cross multiply
96,876.92x = 145,317.18 × 26,758.02 - Step 4: Simplify right side
96,876.92x = 3,888,400,008.78 - Step 5: Solve for x
x = 3,888,400,008.78/96,876.92 - Step 6: Final answer
x = 40,137.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.