Finding the Fourth Proportional to 177,812.36, 266,926.91 and 140,397.65
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Solution
The fourth proportional to 177,812.36, 266,926.91 and 140,397.65 is: 210,760.99
Step by Step Solution
- Step 1: Write the proportion equation
177,812.36 : 266,926.91 = 140,397.65 : x - Step 2: Convert to fraction form
177,812.36/266,926.91 = 140,397.65/x - Step 3: Cross multiply
177,812.36x = 266,926.91 × 140,397.65 - Step 4: Simplify right side
177,812.36x = 37,475,908,849.14 - Step 5: Solve for x
x = 37,475,908,849.14/177,812.36 - Step 6: Final answer
x = 210,760.99
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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.