Finding the Fourth Proportional to 235,221.36, 324,533.95 and 133,230.61
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Solution
The fourth proportional to 235,221.36, 324,533.95 and 133,230.61 is: 183,817.73
Step by Step Solution
- Step 1: Write the proportion equation
235,221.36 : 324,533.95 = 133,230.61 : x - Step 2: Convert to fraction form
235,221.36/324,533.95 = 133,230.61/x - Step 3: Cross multiply
235,221.36x = 324,533.95 × 133,230.61 - Step 4: Simplify right side
235,221.36x = 43,237,856,124.21 - Step 5: Solve for x
x = 43,237,856,124.21/235,221.36 - Step 6: Final answer
x = 183,817.73
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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.