Finding the Fourth Proportional to 101,879.46, 152,798.96 and 51,264.99
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Solution
The fourth proportional to 101,879.46, 152,798.96 and 51,264.99 is: 76,887.31
Step by Step Solution
- Step 1: Write the proportion equation
101,879.46 : 152,798.96 = 51,264.99 : x - Step 2: Convert to fraction form
101,879.46/152,798.96 = 51,264.99/x - Step 3: Cross multiply
101,879.46x = 152,798.96 × 51,264.99 - Step 4: Simplify right side
101,879.46x = 7,833,237,284.57 - Step 5: Solve for x
x = 7,833,237,284.57/101,879.46 - Step 6: Final answer
x = 76,887.31
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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.