Finding the Fourth Proportional to 214,307.36, 295,738.80 and 118,813.76
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Solution
The fourth proportional to 214,307.36, 295,738.80 and 118,813.76 is: 163,960.02
Step by Step Solution
- Step 1: Write the proportion equation
214,307.36 : 295,738.80 = 118,813.76 : x - Step 2: Convert to fraction form
214,307.36/295,738.80 = 118,813.76/x - Step 3: Cross multiply
214,307.36x = 295,738.80 × 118,813.76 - Step 4: Simplify right side
214,307.36x = 35,137,838,805.89 - Step 5: Solve for x
x = 35,137,838,805.89/214,307.36 - Step 6: Final answer
x = 163,960.02
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1.5x scale
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.