Finding the Fourth Proportional to 165,135.30, 247,624.84 and 63,980.74
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Solution
The fourth proportional to 165,135.30, 247,624.84 and 63,980.74 is: 95,940.85
Step by Step Solution
- Step 1: Write the proportion equation
165,135.30 : 247,624.84 = 63,980.74 : x - Step 2: Convert to fraction form
165,135.30/247,624.84 = 63,980.74/x - Step 3: Cross multiply
165,135.30x = 247,624.84 × 63,980.74 - Step 4: Simplify right side
165,135.30x = 15,843,220,505.58 - Step 5: Solve for x
x = 15,843,220,505.58/165,135.30 - Step 6: Final answer
x = 95,940.85
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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.