Finding the Fourth Proportional to 237,940.17, 328,357.91 and 130,511.08
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Solution
The fourth proportional to 237,940.17, 328,357.91 and 130,511.08 is: 180,105.55
Step by Step Solution
- Step 1: Write the proportion equation
237,940.17 : 328,357.91 = 130,511.08 : x - Step 2: Convert to fraction form
237,940.17/328,357.91 = 130,511.08/x - Step 3: Cross multiply
237,940.17x = 328,357.91 × 130,511.08 - Step 4: Simplify right side
237,940.17x = 42,854,345,628.98 - Step 5: Solve for x
x = 42,854,345,628.98/237,940.17 - Step 6: Final answer
x = 180,105.55
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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.