Finding the Fourth Proportional to 193,883.86, 267,379.14 and 125,828.08
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Solution
The fourth proportional to 193,883.86, 267,379.14 and 125,828.08 is: 173,525.55
Step by Step Solution
- Step 1: Write the proportion equation
193,883.86 : 267,379.14 = 125,828.08 : x - Step 2: Convert to fraction form
193,883.86/267,379.14 = 125,828.08/x - Step 3: Cross multiply
193,883.86x = 267,379.14 × 125,828.08 - Step 4: Simplify right side
193,883.86x = 33,643,803,818.25 - Step 5: Solve for x
x = 33,643,803,818.25/193,883.86 - Step 6: Final answer
x = 173,525.55
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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.