Finding the Fourth Proportional to 183,831.48, 253,693.61 and 102,163.18
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Solution
The fourth proportional to 183,831.48, 253,693.61 and 102,163.18 is: 140,988.61
Step by Step Solution
- Step 1: Write the proportion equation
183,831.48 : 253,693.61 = 102,163.18 : x - Step 2: Convert to fraction form
183,831.48/253,693.61 = 102,163.18/x - Step 3: Cross multiply
183,831.48x = 253,693.61 × 102,163.18 - Step 4: Simplify right side
183,831.48x = 25,918,144,798.23 - Step 5: Solve for x
x = 25,918,144,798.23/183,831.48 - Step 6: Final answer
x = 140,988.61
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.