Finding the Fourth Proportional to 158,108.74, 237,175.44 and 45,790.63
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Solution
The fourth proportional to 158,108.74, 237,175.44 and 45,790.63 is: 68,689.52
Step by Step Solution
- Step 1: Write the proportion equation
158,108.74 : 237,175.44 = 45,790.63 : x - Step 2: Convert to fraction form
158,108.74/237,175.44 = 45,790.63/x - Step 3: Cross multiply
158,108.74x = 237,175.44 × 45,790.63 - Step 4: Simplify right side
158,108.74x = 10,860,412,818.13 - Step 5: Solve for x
x = 10,860,412,818.13/158,108.74 - Step 6: Final answer
x = 68,689.52
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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.