Finding the Fourth Proportional to 161,936.62, 242,936.06 and 62,089.02
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Solution
The fourth proportional to 161,936.62, 242,936.06 and 62,089.02 is: 93,145.47
Step by Step Solution
- Step 1: Write the proportion equation
161,936.62 : 242,936.06 = 62,089.02 : x - Step 2: Convert to fraction form
161,936.62/242,936.06 = 62,089.02/x - Step 3: Cross multiply
161,936.62x = 242,936.06 × 62,089.02 - Step 4: Simplify right side
161,936.62x = 15,083,662,738.23 - Step 5: Solve for x
x = 15,083,662,738.23/161,936.62 - Step 6: Final answer
x = 93,145.47
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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.