Finding the Fourth Proportional to 177,678.05, 266,477.93 and 51,290.84
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Solution
The fourth proportional to 177,678.05, 266,477.93 and 51,290.84 is: 76,924.96
Step by Step Solution
- Step 1: Write the proportion equation
177,678.05 : 266,477.93 = 51,290.84 : x - Step 2: Convert to fraction form
177,678.05/266,477.93 = 51,290.84/x - Step 3: Cross multiply
177,678.05x = 266,477.93 × 51,290.84 - Step 4: Simplify right side
177,678.05x = 13,667,876,614.71 - Step 5: Solve for x
x = 13,667,876,614.71/177,678.05 - Step 6: Final answer
x = 76,924.96
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1.5x scale
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.