Finding the Fourth Proportional to 132,776.24, 199,201.32 and 57,903.02
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Solution
The fourth proportional to 132,776.24, 199,201.32 and 57,903.02 is: 86,870.65
Step by Step Solution
- Step 1: Write the proportion equation
132,776.24 : 199,201.32 = 57,903.02 : x - Step 2: Convert to fraction form
132,776.24/199,201.32 = 57,903.02/x - Step 3: Cross multiply
132,776.24x = 199,201.32 × 57,903.02 - Step 4: Simplify right side
132,776.24x = 11,534,358,015.99 - Step 5: Solve for x
x = 11,534,358,015.99/132,776.24 - Step 6: Final answer
x = 86,870.65
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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.