Finding the Fourth Proportional to 148,304.99, 204,673.49 and 83,786.08
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Solution
The fourth proportional to 148,304.99, 204,673.49 and 83,786.08 is: 115,631.91
Step by Step Solution
- Step 1: Write the proportion equation
148,304.99 : 204,673.49 = 83,786.08 : x - Step 2: Convert to fraction form
148,304.99/204,673.49 = 83,786.08/x - Step 3: Cross multiply
148,304.99x = 204,673.49 × 83,786.08 - Step 4: Simplify right side
148,304.99x = 17,148,789,407.02 - Step 5: Solve for x
x = 17,148,789,407.02/148,304.99 - Step 6: Final answer
x = 115,631.91
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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.