Finding the Fourth Proportional to 196,775.52, 294,914.06 and 125,670.68
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Solution
The fourth proportional to 196,775.52, 294,914.06 and 125,670.68 is: 188,346.86
Step by Step Solution
- Step 1: Write the proportion equation
196,775.52 : 294,914.06 = 125,670.68 : x - Step 2: Convert to fraction form
196,775.52/294,914.06 = 125,670.68/x - Step 3: Cross multiply
196,775.52x = 294,914.06 × 125,670.68 - Step 4: Simplify right side
196,775.52x = 37,062,050,461.76 - Step 5: Solve for x
x = 37,062,050,461.76/196,775.52 - Step 6: Final answer
x = 188,346.86
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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.