Finding the Fourth Proportional to 168,308.24, 252,373.88 and 49,963.28
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Solution
The fourth proportional to 168,308.24, 252,373.88 and 49,963.28 is: 74,918.65
Step by Step Solution
- Step 1: Write the proportion equation
168,308.24 : 252,373.88 = 49,963.28 : x - Step 2: Convert to fraction form
168,308.24/252,373.88 = 49,963.28/x - Step 3: Cross multiply
168,308.24x = 252,373.88 × 49,963.28 - Step 4: Simplify right side
168,308.24x = 12,609,426,831.13 - Step 5: Solve for x
x = 12,609,426,831.13/168,308.24 - Step 6: Final answer
x = 74,918.65
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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.