Finding the Fourth Proportional to 121,977.91, 183,134.77 and 62,046.94
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Solution
The fourth proportional to 121,977.91, 183,134.77 and 62,046.94 is: 93,155.82
Step by Step Solution
- Step 1: Write the proportion equation
121,977.91 : 183,134.77 = 62,046.94 : x - Step 2: Convert to fraction form
121,977.91/183,134.77 = 62,046.94/x - Step 3: Cross multiply
121,977.91x = 183,134.77 × 62,046.94 - Step 4: Simplify right side
121,977.91x = 11,362,951,775.87 - Step 5: Solve for x
x = 11,362,951,775.87/121,977.91 - Step 6: Final answer
x = 93,155.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.