Finding the Fourth Proportional to 236,277.36, 326,062.82 and 128,844.62
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Solution
The fourth proportional to 236,277.36, 326,062.82 and 128,844.62 is: 177,805.61
Step by Step Solution
- Step 1: Write the proportion equation
236,277.36 : 326,062.82 = 128,844.62 : x - Step 2: Convert to fraction form
236,277.36/326,062.82 = 128,844.62/x - Step 3: Cross multiply
236,277.36x = 326,062.82 × 128,844.62 - Step 4: Simplify right side
236,277.36x = 42,011,440,139.03 - Step 5: Solve for x
x = 42,011,440,139.03/236,277.36 - Step 6: Final answer
x = 177,805.61
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1.5x scale
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.