Finding the Fourth Proportional to 159,653.08, 239,480.57 and 47,334.28
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Solution
The fourth proportional to 159,653.08, 239,480.57 and 47,334.28 is: 71,001.70
Step by Step Solution
- Step 1: Write the proportion equation
159,653.08 : 239,480.57 = 47,334.28 : x - Step 2: Convert to fraction form
159,653.08/239,480.57 = 47,334.28/x - Step 3: Cross multiply
159,653.08x = 239,480.57 × 47,334.28 - Step 4: Simplify right side
159,653.08x = 11,335,639,519.57 - Step 5: Solve for x
x = 11,335,639,519.57/159,653.08 - Step 6: Final answer
x = 71,001.70
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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.