Finding the Fourth Proportional to 237,903.48, 328,305.26 and 135,960.12
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Solution
The fourth proportional to 237,903.48, 328,305.26 and 135,960.12 is: 187,624.08
Step by Step Solution
- Step 1: Write the proportion equation
237,903.48 : 328,305.26 = 135,960.12 : x - Step 2: Convert to fraction form
237,903.48/328,305.26 = 135,960.12/x - Step 3: Cross multiply
237,903.48x = 328,305.26 × 135,960.12 - Step 4: Simplify right side
237,903.48x = 44,636,421,866.43 - Step 5: Solve for x
x = 44,636,421,866.43/237,903.48 - Step 6: Final answer
x = 187,624.08
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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.