Finding the Fourth Proportional to 236,935.08, 355,421.32 and 79,164.08
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Solution
The fourth proportional to 236,935.08, 355,421.32 and 79,164.08 is: 118,752.37
Step by Step Solution
- Step 1: Write the proportion equation
236,935.08 : 355,421.32 = 79,164.08 : x - Step 2: Convert to fraction form
236,935.08/355,421.32 = 79,164.08/x - Step 3: Cross multiply
236,935.08x = 355,421.32 × 79,164.08 - Step 4: Simplify right side
236,935.08x = 28,136,601,810.19 - Step 5: Solve for x
x = 28,136,601,810.19/236,935.08 - Step 6: Final answer
x = 118,752.37
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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.