Finding the Fourth Proportional to 368,162.25, 552,250.20 and 115,437.09
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Solution
The fourth proportional to 368,162.25, 552,250.20 and 115,437.09 is: 173,157.77
Step by Step Solution
- Step 1: Write the proportion equation
368,162.25 : 552,250.20 = 115,437.09 : x - Step 2: Convert to fraction form
368,162.25/552,250.20 = 115,437.09/x - Step 3: Cross multiply
368,162.25x = 552,250.20 × 115,437.09 - Step 4: Simplify right side
368,162.25x = 63,750,156,039.92 - Step 5: Solve for x
x = 63,750,156,039.92/368,162.25 - Step 6: Final answer
x = 173,157.77
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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.