Finding the Fourth Proportional to 185,206.26, 277,618.69 and 72,840.93
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Solution
The fourth proportional to 185,206.26, 277,618.69 and 72,840.93 is: 109,186.39
Step by Step Solution
- Step 1: Write the proportion equation
185,206.26 : 277,618.69 = 72,840.93 : x - Step 2: Convert to fraction form
185,206.26/277,618.69 = 72,840.93/x - Step 3: Cross multiply
185,206.26x = 277,618.69 × 72,840.93 - Step 4: Simplify right side
185,206.26x = 20,222,003,564.98 - Step 5: Solve for x
x = 20,222,003,564.98/185,206.26 - Step 6: Final answer
x = 109,186.39
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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.