Finding the Fourth Proportional to 237,814.08, 328,186.11 and 135,853.03
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Solution
The fourth proportional to 237,814.08, 328,186.11 and 135,853.03 is: 187,478.71
Step by Step Solution
- Step 1: Write the proportion equation
237,814.08 : 328,186.11 = 135,853.03 : x - Step 2: Convert to fraction form
237,814.08/328,186.11 = 135,853.03/x - Step 3: Cross multiply
237,814.08x = 328,186.11 × 135,853.03 - Step 4: Simplify right side
237,814.08x = 44,585,077,447.41 - Step 5: Solve for x
x = 44,585,077,447.41/237,814.08 - Step 6: Final answer
x = 187,478.71
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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.