Finding the Fourth Proportional to 236,681.49, 326,648.39 and 133,319.06
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Solution
The fourth proportional to 236,681.49, 326,648.39 and 133,319.06 is: 183,996.04
Step by Step Solution
- Step 1: Write the proportion equation
236,681.49 : 326,648.39 = 133,319.06 : x - Step 2: Convert to fraction form
236,681.49/326,648.39 = 133,319.06/x - Step 3: Cross multiply
236,681.49x = 326,648.39 × 133,319.06 - Step 4: Simplify right side
236,681.49x = 43,548,456,305.31 - Step 5: Solve for x
x = 43,548,456,305.31/236,681.49 - Step 6: Final answer
x = 183,996.04
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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.