Finding the Fourth Proportional to 236,853.98, 355,304.64 and 68,378.42
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Solution
The fourth proportional to 236,853.98, 355,304.64 and 68,378.42 is: 102,574.46
Step by Step Solution
- Step 1: Write the proportion equation
236,853.98 : 355,304.64 = 68,378.42 : x - Step 2: Convert to fraction form
236,853.98/355,304.64 = 68,378.42/x - Step 3: Cross multiply
236,853.98x = 355,304.64 × 68,378.42 - Step 4: Simplify right side
236,853.98x = 24,295,169,901.87 - Step 5: Solve for x
x = 24,295,169,901.87/236,853.98 - Step 6: Final answer
x = 102,574.46
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.