Finding the Fourth Proportional to 242,264.10, 334,324.12 and 134,831.58
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Solution
The fourth proportional to 242,264.10, 334,324.12 and 134,831.58 is: 186,067.39
Step by Step Solution
- Step 1: Write the proportion equation
242,264.10 : 334,324.12 = 134,831.58 : x - Step 2: Convert to fraction form
242,264.10/334,324.12 = 134,831.58/x - Step 3: Cross multiply
242,264.10x = 334,324.12 × 134,831.58 - Step 4: Simplify right side
242,264.10x = 45,077,449,331.71 - Step 5: Solve for x
x = 45,077,449,331.71/242,264.10 - Step 6: Final answer
x = 186,067.39
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1.5x scale
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.