Finding the Fourth Proportional to 187,480.08, 258,722.88 and 102,602.52
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Solution
The fourth proportional to 187,480.08, 258,722.88 and 102,602.52 is: 141,591.68
Step by Step Solution
- Step 1: Write the proportion equation
187,480.08 : 258,722.88 = 102,602.52 : x - Step 2: Convert to fraction form
187,480.08/258,722.88 = 102,602.52/x - Step 3: Cross multiply
187,480.08x = 258,722.88 × 102,602.52 - Step 4: Simplify right side
187,480.08x = 26,545,619,469.66 - Step 5: Solve for x
x = 26,545,619,469.66/187,480.08 - Step 6: Final answer
x = 141,591.68
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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.