Finding the Fourth Proportional to 79,845.41, 119,747.67 and 23,672.39
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Solution
The fourth proportional to 79,845.41, 119,747.67 and 23,672.39 is: 35,502.52
Step by Step Solution
- Step 1: Write the proportion equation
79,845.41 : 119,747.67 = 23,672.39 : x - Step 2: Convert to fraction form
79,845.41/119,747.67 = 23,672.39/x - Step 3: Cross multiply
79,845.41x = 119,747.67 × 23,672.39 - Step 4: Simplify right side
79,845.41x = 2,834,712,947.09 - Step 5: Solve for x
x = 2,834,712,947.09/79,845.41 - Step 6: Final answer
x = 35,502.52
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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.