Finding the Fourth Proportional to 237,948.94, 328,369.98 and 130,519.84
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Solution
The fourth proportional to 237,948.94, 328,369.98 and 130,519.84 is: 180,117.62
Step by Step Solution
- Step 1: Write the proportion equation
237,948.94 : 328,369.98 = 130,519.84 : x - Step 2: Convert to fraction form
237,948.94/328,369.98 = 130,519.84/x - Step 3: Cross multiply
237,948.94x = 328,369.98 × 130,519.84 - Step 4: Simplify right side
237,948.94x = 42,858,797,250.40 - Step 5: Solve for x
x = 42,858,797,250.40/237,948.94 - Step 6: Final answer
x = 180,117.62
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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.