Finding the Fourth Proportional to 205,482.20, 283,564.47 and 114,838.07
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Solution
The fourth proportional to 205,482.20, 283,564.47 and 114,838.07 is: 158,476.00
Step by Step Solution
- Step 1: Write the proportion equation
205,482.20 : 283,564.47 = 114,838.07 : x - Step 2: Convert to fraction form
205,482.20/283,564.47 = 114,838.07/x - Step 3: Cross multiply
205,482.20x = 283,564.47 × 114,838.07 - Step 4: Simplify right side
205,482.20x = 32,563,997,164.28 - Step 5: Solve for x
x = 32,563,997,164.28/205,482.20 - Step 6: Final answer
x = 158,476.00
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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.