Finding the Fourth Proportional to 237,740.05, 328,114.91 and 147,125.20
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Solution
The fourth proportional to 237,740.05, 328,114.91 and 147,125.20 is: 203,053.59
Step by Step Solution
- Step 1: Write the proportion equation
237,740.05 : 328,114.91 = 147,125.20 : x - Step 2: Convert to fraction form
237,740.05/328,114.91 = 147,125.20/x - Step 3: Cross multiply
237,740.05x = 328,114.91 × 147,125.20 - Step 4: Simplify right side
237,740.05x = 48,273,970,890.47 - Step 5: Solve for x
x = 48,273,970,890.47/237,740.05 - Step 6: Final answer
x = 203,053.59
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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.