Finding the Fourth Proportional to 254,858.42, 382,297.35 and 130,053.62
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Solution
The fourth proportional to 254,858.42, 382,297.35 and 130,053.62 is: 195,085.39
Step by Step Solution
- Step 1: Write the proportion equation
254,858.42 : 382,297.35 = 130,053.62 : x - Step 2: Convert to fraction form
254,858.42/382,297.35 = 130,053.62/x - Step 3: Cross multiply
254,858.42x = 382,297.35 × 130,053.62 - Step 4: Simplify right side
254,858.42x = 49,719,154,283.91 - Step 5: Solve for x
x = 49,719,154,283.91/254,858.42 - Step 6: Final answer
x = 195,085.39
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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.