Finding the Fourth Proportional to 168,944.05, 233,119.71 and 100,946.67
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Solution
The fourth proportional to 168,944.05, 233,119.71 and 100,946.67 is: 139,292.61
Step by Step Solution
- Step 1: Write the proportion equation
168,944.05 : 233,119.71 = 100,946.67 : x - Step 2: Convert to fraction form
168,944.05/233,119.71 = 100,946.67/x - Step 3: Cross multiply
168,944.05x = 233,119.71 × 100,946.67 - Step 4: Simplify right side
168,944.05x = 23,532,658,435.87 - Step 5: Solve for x
x = 23,532,658,435.87/168,944.05 - Step 6: Final answer
x = 139,292.61
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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.