Finding the Fourth Proportional to 96,404.14, 133,039.08 and 55,545.73
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Solution
The fourth proportional to 96,404.14, 133,039.08 and 55,545.73 is: 76,653.89
Step by Step Solution
- Step 1: Write the proportion equation
96,404.14 : 133,039.08 = 55,545.73 : x - Step 2: Convert to fraction form
96,404.14/133,039.08 = 55,545.73/x - Step 3: Cross multiply
96,404.14x = 133,039.08 × 55,545.73 - Step 4: Simplify right side
96,404.14x = 7,389,752,817.13 - Step 5: Solve for x
x = 7,389,752,817.13/96,404.14 - Step 6: Final answer
x = 76,653.89
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1.5x scale
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.