Finding the Fourth Proportional to 256,854.02, 385,283.68 and 114,706.54
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Solution
The fourth proportional to 256,854.02, 385,283.68 and 114,706.54 is: 172,060.99
Step by Step Solution
- Step 1: Write the proportion equation
256,854.02 : 385,283.68 = 114,706.54 : x - Step 2: Convert to fraction form
256,854.02/385,283.68 = 114,706.54/x - Step 3: Cross multiply
256,854.02x = 385,283.68 × 114,706.54 - Step 4: Simplify right side
256,854.02x = 44,194,557,851.27 - Step 5: Solve for x
x = 44,194,557,851.27/256,854.02 - Step 6: Final answer
x = 172,060.99
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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.