Finding the Fourth Proportional to 232,804.26, 321,278.33 and 130,831.74
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Solution
The fourth proportional to 232,804.26, 321,278.33 and 130,831.74 is: 180,552.55
Step by Step Solution
- Step 1: Write the proportion equation
232,804.26 : 321,278.33 = 130,831.74 : x - Step 2: Convert to fraction form
232,804.26/321,278.33 = 130,831.74/x - Step 3: Cross multiply
232,804.26x = 321,278.33 × 130,831.74 - Step 4: Simplify right side
232,804.26x = 42,033,403,265.27 - Step 5: Solve for x
x = 42,033,403,265.27/232,804.26 - Step 6: Final answer
x = 180,552.55
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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.