Finding the Fourth Proportional to 226,302.13, 312,302.43 and 124,334.19
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Solution
The fourth proportional to 226,302.13, 312,302.43 and 124,334.19 is: 171,584.20
Step by Step Solution
- Step 1: Write the proportion equation
226,302.13 : 312,302.43 = 124,334.19 : x - Step 2: Convert to fraction form
226,302.13/312,302.43 = 124,334.19/x - Step 3: Cross multiply
226,302.13x = 312,302.43 × 124,334.19 - Step 4: Simplify right side
226,302.13x = 38,829,868,107.57 - Step 5: Solve for x
x = 38,829,868,107.57/226,302.13 - Step 6: Final answer
x = 171,584.20
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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.