Finding the Fourth Proportional to 208,848.97, 313,223.28 and 96,421.18
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Solution
The fourth proportional to 208,848.97, 313,223.28 and 96,421.18 is: 144,608.61
Step by Step Solution
- Step 1: Write the proportion equation
208,848.97 : 313,223.28 = 96,421.18 : x - Step 2: Convert to fraction form
208,848.97/313,223.28 = 96,421.18/x - Step 3: Cross multiply
208,848.97x = 313,223.28 × 96,421.18 - Step 4: Simplify right side
208,848.97x = 30,201,358,261.07 - Step 5: Solve for x
x = 30,201,358,261.07/208,848.97 - Step 6: Final answer
x = 144,608.61
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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.