Finding the Fourth Proportional to 281,975.76, 423,058.38 and 104,497.08
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Solution
The fourth proportional to 281,975.76, 423,058.38 and 104,497.08 is: 156,780.73
Step by Step Solution
- Step 1: Write the proportion equation
281,975.76 : 423,058.38 = 104,497.08 : x - Step 2: Convert to fraction form
281,975.76/423,058.38 = 104,497.08/x - Step 3: Cross multiply
281,975.76x = 423,058.38 × 104,497.08 - Step 4: Simplify right side
281,975.76x = 44,208,365,379.53 - Step 5: Solve for x
x = 44,208,365,379.53/281,975.76 - Step 6: Final answer
x = 156,780.73
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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.