Finding the Fourth Proportional to 150,903.13, 208,246.26 and 82,924.48
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Solution
The fourth proportional to 150,903.13, 208,246.26 and 82,924.48 is: 114,435.75
Step by Step Solution
- Step 1: Write the proportion equation
150,903.13 : 208,246.26 = 82,924.48 : x - Step 2: Convert to fraction form
150,903.13/208,246.26 = 82,924.48/x - Step 3: Cross multiply
150,903.13x = 208,246.26 × 82,924.48 - Step 4: Simplify right side
150,903.13x = 17,268,712,822.44 - Step 5: Solve for x
x = 17,268,712,822.44/150,903.13 - Step 6: Final answer
x = 114,435.75
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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.