Finding the Fourth Proportional to 236,881.74, 326,791.80 and 141,332.88
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Solution
The fourth proportional to 236,881.74, 326,791.80 and 141,332.88 is: 194,976.73
Step by Step Solution
- Step 1: Write the proportion equation
236,881.74 : 326,791.80 = 141,332.88 : x - Step 2: Convert to fraction form
236,881.74/326,791.80 = 141,332.88/x - Step 3: Cross multiply
236,881.74x = 326,791.80 × 141,332.88 - Step 4: Simplify right side
236,881.74x = 46,186,426,254.38 - Step 5: Solve for x
x = 46,186,426,254.38/236,881.74 - Step 6: Final answer
x = 194,976.73
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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.