Finding the Fourth Proportional to 247,698.96, 341,828.52 and 134,521.70
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Solution
The fourth proportional to 247,698.96, 341,828.52 and 134,521.70 is: 185,642.09
Step by Step Solution
- Step 1: Write the proportion equation
247,698.96 : 341,828.52 = 134,521.70 : x - Step 2: Convert to fraction form
247,698.96/341,828.52 = 134,521.70/x - Step 3: Cross multiply
247,698.96x = 341,828.52 × 134,521.70 - Step 4: Simplify right side
247,698.96x = 45,983,353,618.88 - Step 5: Solve for x
x = 45,983,353,618.88/247,698.96 - Step 6: Final answer
x = 185,642.09
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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.