Finding the Fourth Proportional to 266,706.73, 368,055.27 and 145,848.09
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Solution
The fourth proportional to 266,706.73, 368,055.27 and 145,848.09 is: 201,270.35
Step by Step Solution
- Step 1: Write the proportion equation
266,706.73 : 368,055.27 = 145,848.09 : x - Step 2: Convert to fraction form
266,706.73/368,055.27 = 145,848.09/x - Step 3: Cross multiply
266,706.73x = 368,055.27 × 145,848.09 - Step 4: Simplify right side
266,706.73x = 53,680,158,143.93 - Step 5: Solve for x
x = 53,680,158,143.93/266,706.73 - Step 6: Final answer
x = 201,270.35
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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.