Finding the Fourth Proportional to 324,770.42, 487,155.87 and 88,113.08
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Solution
The fourth proportional to 324,770.42, 487,155.87 and 88,113.08 is: 132,169.69
Step by Step Solution
- Step 1: Write the proportion equation
324,770.42 : 487,155.87 = 88,113.08 : x - Step 2: Convert to fraction form
324,770.42/487,155.87 = 88,113.08/x - Step 3: Cross multiply
324,770.42x = 487,155.87 × 88,113.08 - Step 4: Simplify right side
324,770.42x = 42,924,805,363.67 - Step 5: Solve for x
x = 42,924,805,363.67/324,770.42 - Step 6: Final answer
x = 132,169.69
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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.