Finding the Fourth Proportional to 235,322.52, 352,980.68 and 57,831.09
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Solution
The fourth proportional to 235,322.52, 352,980.68 and 57,831.09 is: 86,745.87
Step by Step Solution
- Step 1: Write the proportion equation
235,322.52 : 352,980.68 = 57,831.09 : x - Step 2: Convert to fraction form
235,322.52/352,980.68 = 57,831.09/x - Step 3: Cross multiply
235,322.52x = 352,980.68 × 57,831.09 - Step 4: Simplify right side
235,322.52x = 20,413,257,184.19 - Step 5: Solve for x
x = 20,413,257,184.19/235,322.52 - Step 6: Final answer
x = 86,745.87
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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.