Finding the Fourth Proportional to 127,927.26, 176,611.77 and 88,707.06
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Solution
The fourth proportional to 127,927.26, 176,611.77 and 88,707.06 is: 122,465.77
Step by Step Solution
- Step 1: Write the proportion equation
127,927.26 : 176,611.77 = 88,707.06 : x - Step 2: Convert to fraction form
127,927.26/176,611.77 = 88,707.06/x - Step 3: Cross multiply
127,927.26x = 176,611.77 × 88,707.06 - Step 4: Simplify right side
127,927.26x = 15,666,710,878.10 - Step 5: Solve for x
x = 15,666,710,878.10/127,927.26 - Step 6: Final answer
x = 122,465.77
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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.