Finding the Fourth Proportional to 272,023.05, 408,034.58 and 124,567.05
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Solution
The fourth proportional to 272,023.05, 408,034.58 and 124,567.05 is: 186,850.58
Step by Step Solution
- Step 1: Write the proportion equation
272,023.05 : 408,034.58 = 124,567.05 : x - Step 2: Convert to fraction form
272,023.05/408,034.58 = 124,567.05/x - Step 3: Cross multiply
272,023.05x = 408,034.58 × 124,567.05 - Step 4: Simplify right side
272,023.05x = 50,827,663,305.75 - Step 5: Solve for x
x = 50,827,663,305.75/272,023.05 - Step 6: Final answer
x = 186,850.58
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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.