Finding the Fourth Proportional to 226,259.08, 312,238.26 and 125,657.08
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Solution
The fourth proportional to 226,259.08, 312,238.26 and 125,657.08 is: 173,407.18
Step by Step Solution
- Step 1: Write the proportion equation
226,259.08 : 312,238.26 = 125,657.08 : x - Step 2: Convert to fraction form
226,259.08/312,238.26 = 125,657.08/x - Step 3: Cross multiply
226,259.08x = 312,238.26 × 125,657.08 - Step 4: Simplify right side
226,259.08x = 39,234,948,015.88 - Step 5: Solve for x
x = 39,234,948,015.88/226,259.08 - Step 6: Final answer
x = 173,407.18
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1.5x scale
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.