Finding the Fourth Proportional to 266,814.93, 368,204.48 and 145,956.18
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Solution
The fourth proportional to 266,814.93, 368,204.48 and 145,956.18 is: 201,419.46
Step by Step Solution
- Step 1: Write the proportion equation
266,814.93 : 368,204.48 = 145,956.18 : x - Step 2: Convert to fraction form
266,814.93/368,204.48 = 145,956.18/x - Step 3: Cross multiply
266,814.93x = 368,204.48 × 145,956.18 - Step 4: Simplify right side
266,814.93x = 53,741,720,280.20 - Step 5: Solve for x
x = 53,741,720,280.20/266,814.93 - Step 6: Final answer
x = 201,419.46
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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.