Finding the Fourth Proportional to 132,588.36, 198,882.52 and 93,320.64
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Solution
The fourth proportional to 132,588.36, 198,882.52 and 93,320.64 is: 139,980.95
Step by Step Solution
- Step 1: Write the proportion equation
132,588.36 : 198,882.52 = 93,320.64 : x - Step 2: Convert to fraction form
132,588.36/198,882.52 = 93,320.64/x - Step 3: Cross multiply
132,588.36x = 198,882.52 × 93,320.64 - Step 4: Simplify right side
132,588.36x = 18,559,844,051.21 - Step 5: Solve for x
x = 18,559,844,051.21/132,588.36 - Step 6: Final answer
x = 139,980.95
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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.