Finding the Fourth Proportional to 158,467.36, 237,615.18 and 69,616.84
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Solution
The fourth proportional to 158,467.36, 237,615.18 and 69,616.84 is: 104,387.54
Step by Step Solution
- Step 1: Write the proportion equation
158,467.36 : 237,615.18 = 69,616.84 : x - Step 2: Convert to fraction form
158,467.36/237,615.18 = 69,616.84/x - Step 3: Cross multiply
158,467.36x = 237,615.18 × 69,616.84 - Step 4: Simplify right side
158,467.36x = 16,542,017,967.63 - Step 5: Solve for x
x = 16,542,017,967.63/158,467.36 - Step 6: Final answer
x = 104,387.54
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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.