Finding the Fourth Proportional to 219,739.62, 303,268.58 and 124,244.26
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Solution
The fourth proportional to 219,739.62, 303,268.58 and 124,244.26 is: 171,472.86
Step by Step Solution
- Step 1: Write the proportion equation
219,739.62 : 303,268.58 = 124,244.26 : x - Step 2: Convert to fraction form
219,739.62/303,268.58 = 124,244.26/x - Step 3: Cross multiply
219,739.62x = 303,268.58 × 124,244.26 - Step 4: Simplify right side
219,739.62x = 37,679,380,303.35 - Step 5: Solve for x
x = 37,679,380,303.35/219,739.62 - Step 6: Final answer
x = 171,472.86
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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.