Finding the Fourth Proportional to 133,979.58, 184,891.41 and 73,548.18
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Solution
The fourth proportional to 133,979.58, 184,891.41 and 73,548.18 is: 101,496.26
Step by Step Solution
- Step 1: Write the proportion equation
133,979.58 : 184,891.41 = 73,548.18 : x - Step 2: Convert to fraction form
133,979.58/184,891.41 = 73,548.18/x - Step 3: Cross multiply
133,979.58x = 184,891.41 × 73,548.18 - Step 4: Simplify right side
133,979.58x = 13,598,426,703.13 - Step 5: Solve for x
x = 13,598,426,703.13/133,979.58 - Step 6: Final answer
x = 101,496.26
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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.