Finding the Fourth Proportional to 152,064.20, 209,749.73 and 97,529.99
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Solution
The fourth proportional to 152,064.20, 209,749.73 and 97,529.99 is: 134,527.97
Step by Step Solution
- Step 1: Write the proportion equation
152,064.20 : 209,749.73 = 97,529.99 : x - Step 2: Convert to fraction form
152,064.20/209,749.73 = 97,529.99/x - Step 3: Cross multiply
152,064.20x = 209,749.73 × 97,529.99 - Step 4: Simplify right side
152,064.20x = 20,456,887,533.00 - Step 5: Solve for x
x = 20,456,887,533.00/152,064.20 - Step 6: Final answer
x = 134,527.97
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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.