Finding the Fourth Proportional to 166,226.97, 249,268.37 and 91,324.65
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Solution
The fourth proportional to 166,226.97, 249,268.37 and 91,324.65 is: 136,947.37
Step by Step Solution
- Step 1: Write the proportion equation
166,226.97 : 249,268.37 = 91,324.65 : x - Step 2: Convert to fraction form
166,226.97/249,268.37 = 91,324.65/x - Step 3: Cross multiply
166,226.97x = 249,268.37 × 91,324.65 - Step 4: Simplify right side
166,226.97x = 22,764,346,646.32 - Step 5: Solve for x
x = 22,764,346,646.32/166,226.97 - Step 6: Final answer
x = 136,947.37
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1.5x scale
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.