Finding the Fourth Proportional to 185,006.88, 255,307.68 and 100,122.08
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Solution
The fourth proportional to 185,006.88, 255,307.68 and 100,122.08 is: 138,167.49
Step by Step Solution
- Step 1: Write the proportion equation
185,006.88 : 255,307.68 = 100,122.08 : x - Step 2: Convert to fraction form
185,006.88/255,307.68 = 100,122.08/x - Step 3: Cross multiply
185,006.88x = 255,307.68 × 100,122.08 - Step 4: Simplify right side
185,006.88x = 25,561,935,961.57 - Step 5: Solve for x
x = 25,561,935,961.57/185,006.88 - Step 6: Final answer
x = 138,167.49
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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.