Finding the Fourth Proportional to 234,635.15, 351,865.24 and 122,267.09
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Solution
The fourth proportional to 234,635.15, 351,865.24 and 122,267.09 is: 183,355.05
Step by Step Solution
- Step 1: Write the proportion equation
234,635.15 : 351,865.24 = 122,267.09 : x - Step 2: Convert to fraction form
234,635.15/351,865.24 = 122,267.09/x - Step 3: Cross multiply
234,635.15x = 351,865.24 × 122,267.09 - Step 4: Simplify right side
234,635.15x = 43,021,538,966.95 - Step 5: Solve for x
x = 43,021,538,966.95/234,635.15 - Step 6: Final answer
x = 183,355.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.