Finding the Fourth Proportional to 164,963.24, 227,643.18 and 89,510.12
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Solution
The fourth proportional to 164,963.24, 227,643.18 and 89,510.12 is: 123,520.66
Step by Step Solution
- Step 1: Write the proportion equation
164,963.24 : 227,643.18 = 89,510.12 : x - Step 2: Convert to fraction form
164,963.24/227,643.18 = 89,510.12/x - Step 3: Cross multiply
164,963.24x = 227,643.18 × 89,510.12 - Step 4: Simplify right side
164,963.24x = 20,376,368,358.98 - Step 5: Solve for x
x = 20,376,368,358.98/164,963.24 - Step 6: Final answer
x = 123,520.66
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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.