Finding the Fourth Proportional to 167,291.21, 250,946.56 and 47,338.12
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Solution
The fourth proportional to 167,291.21, 250,946.56 and 47,338.12 is: 71,009.94
Step by Step Solution
- Step 1: Write the proportion equation
167,291.21 : 250,946.56 = 47,338.12 : x - Step 2: Convert to fraction form
167,291.21/250,946.56 = 47,338.12/x - Step 3: Cross multiply
167,291.21x = 250,946.56 × 47,338.12 - Step 4: Simplify right side
167,291.21x = 11,879,338,370.87 - Step 5: Solve for x
x = 11,879,338,370.87/167,291.21 - Step 6: Final answer
x = 71,009.94
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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.