Finding the Fourth Proportional to 127,704.24, 176,224.95 and 70,341.66
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Solution
The fourth proportional to 127,704.24, 176,224.95 and 70,341.66 is: 97,067.69
Step by Step Solution
- Step 1: Write the proportion equation
127,704.24 : 176,224.95 = 70,341.66 : x - Step 2: Convert to fraction form
127,704.24/176,224.95 = 70,341.66/x - Step 3: Cross multiply
127,704.24x = 176,224.95 × 70,341.66 - Step 4: Simplify right side
127,704.24x = 12,395,955,516.42 - Step 5: Solve for x
x = 12,395,955,516.42/127,704.24 - Step 6: Final answer
x = 97,067.69
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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.