Finding the Fourth Proportional to 226,340.68, 312,363.12 and 125,738.68
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Solution
The fourth proportional to 226,340.68, 312,363.12 and 125,738.68 is: 173,526.59
Step by Step Solution
- Step 1: Write the proportion equation
226,340.68 : 312,363.12 = 125,738.68 : x - Step 2: Convert to fraction form
226,340.68/312,363.12 = 125,738.68/x - Step 3: Cross multiply
226,340.68x = 312,363.12 × 125,738.68 - Step 4: Simplify right side
226,340.68x = 39,276,126,389.48 - Step 5: Solve for x
x = 39,276,126,389.48/226,340.68 - Step 6: Final answer
x = 173,526.59
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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.