Finding the Fourth Proportional to 134,295.57, 185,331.39 and 73,867.80
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Solution
The fourth proportional to 134,295.57, 185,331.39 and 73,867.80 is: 101,939.49
Step by Step Solution
- Step 1: Write the proportion equation
134,295.57 : 185,331.39 = 73,867.80 : x - Step 2: Convert to fraction form
134,295.57/185,331.39 = 73,867.80/x - Step 3: Cross multiply
134,295.57x = 185,331.39 × 73,867.80 - Step 4: Simplify right side
134,295.57x = 13,690,022,050.24 - Step 5: Solve for x
x = 13,690,022,050.24/134,295.57 - Step 6: Final answer
x = 101,939.49
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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.