Finding the Fourth Proportional to 226,578.08, 312,669.57 and 124,602.68
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Solution
The fourth proportional to 226,578.08, 312,669.57 and 124,602.68 is: 171,947.20
Step by Step Solution
- Step 1: Write the proportion equation
226,578.08 : 312,669.57 = 124,602.68 : x - Step 2: Convert to fraction form
226,578.08/312,669.57 = 124,602.68/x - Step 3: Cross multiply
226,578.08x = 312,669.57 × 124,602.68 - Step 4: Simplify right side
226,578.08x = 38,959,466,376.45 - Step 5: Solve for x
x = 38,959,466,376.45/226,578.08 - Step 6: Final answer
x = 171,947.20
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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.