Finding the Fourth Proportional to 125,244.24, 172,835.91 and 68,655.48
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Solution
The fourth proportional to 125,244.24, 172,835.91 and 68,655.48 is: 94,743.94
Step by Step Solution
- Step 1: Write the proportion equation
125,244.24 : 172,835.91 = 68,655.48 : x - Step 2: Convert to fraction form
125,244.24/172,835.91 = 68,655.48/x - Step 3: Cross multiply
125,244.24x = 172,835.91 × 68,655.48 - Step 4: Simplify right side
125,244.24x = 11,866,132,362.29 - Step 5: Solve for x
x = 11,866,132,362.29/125,244.24 - Step 6: Final answer
x = 94,743.94
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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.