Finding the Fourth Proportional to 182,403.40, 273,605.10 and 119,417.80
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Solution
The fourth proportional to 182,403.40, 273,605.10 and 119,417.80 is: 179,126.70
Step by Step Solution
- Step 1: Write the proportion equation
182,403.40 : 273,605.10 = 119,417.80 : x - Step 2: Convert to fraction form
182,403.40/273,605.10 = 119,417.80/x - Step 3: Cross multiply
182,403.40x = 273,605.10 × 119,417.80 - Step 4: Simplify right side
182,403.40x = 32,673,319,110.78 - Step 5: Solve for x
x = 32,673,319,110.78/182,403.40 - Step 6: Final answer
x = 179,126.70
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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.