Finding the Fourth Proportional to 248,038.74, 372,141.48 and 98,322.18
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Solution
The fourth proportional to 248,038.74, 372,141.48 and 98,322.18 is: 147,516.32
Step by Step Solution
- Step 1: Write the proportion equation
248,038.74 : 372,141.48 = 98,322.18 : x - Step 2: Convert to fraction form
248,038.74/372,141.48 = 98,322.18/x - Step 3: Cross multiply
248,038.74x = 372,141.48 × 98,322.18 - Step 4: Simplify right side
248,038.74x = 36,589,761,582.03 - Step 5: Solve for x
x = 36,589,761,582.03/248,038.74 - Step 6: Final answer
x = 147,516.32
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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.