Finding the Fourth Proportional to 226,395.09, 312,410.09 and 124,418.36
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Solution
The fourth proportional to 226,395.09, 312,410.09 and 124,418.36 is: 171,689.02
Step by Step Solution
- Step 1: Write the proportion equation
226,395.09 : 312,410.09 = 124,418.36 : x - Step 2: Convert to fraction form
226,395.09/312,410.09 = 124,418.36/x - Step 3: Cross multiply
226,395.09x = 312,410.09 × 124,418.36 - Step 4: Simplify right side
226,395.09x = 38,869,552,137.32 - Step 5: Solve for x
x = 38,869,552,137.32/226,395.09 - Step 6: Final answer
x = 171,689.02
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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.