Finding the Fourth Proportional to 122,029.00, 168,390.65 and 68,306.69
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Solution
The fourth proportional to 122,029.00, 168,390.65 and 68,306.69 is: 94,257.99
Step by Step Solution
- Step 1: Write the proportion equation
122,029.00 : 168,390.65 = 68,306.69 : x - Step 2: Convert to fraction form
122,029.00/168,390.65 = 68,306.69/x - Step 3: Cross multiply
122,029.00x = 168,390.65 × 68,306.69 - Step 4: Simplify right side
122,029.00x = 11,502,208,520.19 - Step 5: Solve for x
x = 11,502,208,520.19/122,029.00 - Step 6: Final answer
x = 94,257.99
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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.