Finding the Fourth Proportional to 179,325.44, 247,386.02 and 115,683.74
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Solution
The fourth proportional to 179,325.44, 247,386.02 and 115,683.74 is: 159,589.96
Step by Step Solution
- Step 1: Write the proportion equation
179,325.44 : 247,386.02 = 115,683.74 : x - Step 2: Convert to fraction form
179,325.44/247,386.02 = 115,683.74/x - Step 3: Cross multiply
179,325.44x = 247,386.02 × 115,683.74 - Step 4: Simplify right side
179,325.44x = 28,618,540,017.31 - Step 5: Solve for x
x = 28,618,540,017.31/179,325.44 - Step 6: Final answer
x = 159,589.96
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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.