Finding the Fourth Proportional to 182,210.68, 251,451.08 and 100,537.08
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Solution
The fourth proportional to 182,210.68, 251,451.08 and 100,537.08 is: 138,741.36
Step by Step Solution
- Step 1: Write the proportion equation
182,210.68 : 251,451.08 = 100,537.08 : x - Step 2: Convert to fraction form
182,210.68/251,451.08 = 100,537.08/x - Step 3: Cross multiply
182,210.68x = 251,451.08 × 100,537.08 - Step 4: Simplify right side
182,210.68x = 25,280,157,346.05 - Step 5: Solve for x
x = 25,280,157,346.05/182,210.68 - Step 6: Final answer
x = 138,741.36
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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.