Finding the Fourth Proportional to 147,014.70, 205,376.70 and 147,014.70
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Solution
The fourth proportional to 147,014.70, 205,376.70 and 147,014.70 is: 205,376.70
Step by Step Solution
- Step 1: Write the proportion equation
147,014.70 : 205,376.70 = 147,014.70 : x - Step 2: Convert to fraction form
147,014.70/205,376.70 = 147,014.70/x - Step 3: Cross multiply
147,014.70x = 205,376.70 × 147,014.70 - Step 4: Simplify right side
147,014.70x = 30,193,393,937.49 - Step 5: Solve for x
x = 30,193,393,937.49/147,014.70 - Step 6: Final answer
x = 205,376.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.