Finding the Fourth Proportional to 267,153.68, 368,672.70 and 146,302.88
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Solution
The fourth proportional to 267,153.68, 368,672.70 and 146,302.88 is: 201,898.31
Step by Step Solution
- Step 1: Write the proportion equation
267,153.68 : 368,672.70 = 146,302.88 : x - Step 2: Convert to fraction form
267,153.68/368,672.70 = 146,302.88/x - Step 3: Cross multiply
267,153.68x = 368,672.70 × 146,302.88 - Step 4: Simplify right side
267,153.68x = 53,937,877,787.38 - Step 5: Solve for x
x = 53,937,877,787.38/267,153.68 - Step 6: Final answer
x = 201,898.31
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1.5x scale
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.