Finding the Fourth Proportional to 192,901.24, 266,273.58 and 157,028.96
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Solution
The fourth proportional to 192,901.24, 266,273.58 and 157,028.96 is: 216,756.84
Step by Step Solution
- Step 1: Write the proportion equation
192,901.24 : 266,273.58 = 157,028.96 : x - Step 2: Convert to fraction form
192,901.24/266,273.58 = 157,028.96/x - Step 3: Cross multiply
192,901.24x = 266,273.58 × 157,028.96 - Step 4: Simplify right side
192,901.24x = 41,812,663,342.88 - Step 5: Solve for x
x = 41,812,663,342.88/192,901.24 - Step 6: Final answer
x = 216,756.84
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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.