Finding the Fourth Proportional to 254,744.70, 382,117.05 and 136,646.70
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Solution
The fourth proportional to 254,744.70, 382,117.05 and 136,646.70 is: 204,970.05
Step by Step Solution
- Step 1: Write the proportion equation
254,744.70 : 382,117.05 = 136,646.70 : x - Step 2: Convert to fraction form
254,744.70/382,117.05 = 136,646.70/x - Step 3: Cross multiply
254,744.70x = 382,117.05 × 136,646.70 - Step 4: Simplify right side
254,744.70x = 52,215,033,896.24 - Step 5: Solve for x
x = 52,215,033,896.24/254,744.70 - Step 6: Final answer
x = 204,970.05
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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.