Finding the Fourth Proportional to 253,468.62, 349,701.27 and 146,035.98
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Solution
The fourth proportional to 253,468.62, 349,701.27 and 146,035.98 is: 201,480.43
Step by Step Solution
- Step 1: Write the proportion equation
253,468.62 : 349,701.27 = 146,035.98 : x - Step 2: Convert to fraction form
253,468.62/349,701.27 = 146,035.98/x - Step 3: Cross multiply
253,468.62x = 349,701.27 × 146,035.98 - Step 4: Simplify right side
253,468.62x = 51,068,967,671.69 - Step 5: Solve for x
x = 51,068,967,671.69/253,468.62 - Step 6: Final answer
x = 201,480.43
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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.