Finding the Fourth Proportional to 255,299.67, 382,492.67 and 142,848.99
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Solution
The fourth proportional to 255,299.67, 382,492.67 and 142,848.99 is: 214,017.87
Step by Step Solution
- Step 1: Write the proportion equation
255,299.67 : 382,492.67 = 142,848.99 : x - Step 2: Convert to fraction form
255,299.67/382,492.67 = 142,848.99/x - Step 3: Cross multiply
255,299.67x = 382,492.67 × 142,848.99 - Step 4: Simplify right side
255,299.67x = 54,638,690,877.66 - Step 5: Solve for x
x = 54,638,690,877.66/255,299.67 - Step 6: Final answer
x = 214,017.87
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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.