Finding the Fourth Proportional to 146,277.84, 201,863.37 and 79,209.84
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Solution
The fourth proportional to 146,277.84, 201,863.37 and 79,209.84 is: 109,309.55
Step by Step Solution
- Step 1: Write the proportion equation
146,277.84 : 201,863.37 = 79,209.84 : x - Step 2: Convert to fraction form
146,277.84/201,863.37 = 79,209.84/x - Step 3: Cross multiply
146,277.84x = 201,863.37 × 79,209.84 - Step 4: Simplify right side
146,277.84x = 15,989,565,239.56 - Step 5: Solve for x
x = 15,989,565,239.56/146,277.84 - Step 6: Final answer
x = 109,309.55
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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.