Finding the Fourth Proportional to 154,056.44, 230,985.71 and 64,161.47
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Solution
The fourth proportional to 154,056.44, 230,985.71 and 64,161.47 is: 96,200.99
Step by Step Solution
- Step 1: Write the proportion equation
154,056.44 : 230,985.71 = 64,161.47 : x - Step 2: Convert to fraction form
154,056.44/230,985.71 = 64,161.47/x - Step 3: Cross multiply
154,056.44x = 230,985.71 × 64,161.47 - Step 4: Simplify right side
154,056.44x = 14,820,382,702.59 - Step 5: Solve for x
x = 14,820,382,702.59/154,056.44 - Step 6: Final answer
x = 96,200.99
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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.