Finding the Fourth Proportional to 127,946.97, 176,509.76 and 74,200.84
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Solution
The fourth proportional to 127,946.97, 176,509.76 and 74,200.84 is: 102,364.07
Step by Step Solution
- Step 1: Write the proportion equation
127,946.97 : 176,509.76 = 74,200.84 : x - Step 2: Convert to fraction form
127,946.97/176,509.76 = 74,200.84/x - Step 3: Cross multiply
127,946.97x = 176,509.76 × 74,200.84 - Step 4: Simplify right side
127,946.97x = 13,097,172,204.43 - Step 5: Solve for x
x = 13,097,172,204.43/127,946.97 - Step 6: Final answer
x = 102,364.07
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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.