Finding the Fourth Proportional to 234,538.08, 323,661.74 and 127,110.75
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Solution
The fourth proportional to 234,538.08, 323,661.74 and 127,110.75 is: 175,412.39
Step by Step Solution
- Step 1: Write the proportion equation
234,538.08 : 323,661.74 = 127,110.75 : x - Step 2: Convert to fraction form
234,538.08/323,661.74 = 127,110.75/x - Step 3: Cross multiply
234,538.08x = 323,661.74 × 127,110.75 - Step 4: Simplify right side
234,538.08x = 41,140,885,882.15 - Step 5: Solve for x
x = 41,140,885,882.15/234,538.08 - Step 6: Final answer
x = 175,412.39
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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.