Finding the Fourth Proportional to 171,263.43, 256,919.74 and 52,943.99
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Solution
The fourth proportional to 171,263.43, 256,919.74 and 52,943.99 is: 79,423.59
Step by Step Solution
- Step 1: Write the proportion equation
171,263.43 : 256,919.74 = 52,943.99 : x - Step 2: Convert to fraction form
171,263.43/256,919.74 = 52,943.99/x - Step 3: Cross multiply
171,263.43x = 256,919.74 × 52,943.99 - Step 4: Simplify right side
171,263.43x = 13,602,355,880.64 - Step 5: Solve for x
x = 13,602,355,880.64/171,263.43 - Step 6: Final answer
x = 79,423.59
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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.