Finding the Fourth Proportional to 99,829.62, 149,750.19 and 37,500.66
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Solution
The fourth proportional to 99,829.62, 149,750.19 and 37,500.66 is: 56,253.15
Step by Step Solution
- Step 1: Write the proportion equation
99,829.62 : 149,750.19 = 37,500.66 : x - Step 2: Convert to fraction form
99,829.62/149,750.19 = 37,500.66/x - Step 3: Cross multiply
99,829.62x = 149,750.19 × 37,500.66 - Step 4: Simplify right side
99,829.62x = 5,615,730,960.13 - Step 5: Solve for x
x = 5,615,730,960.13/99,829.62 - Step 6: Final answer
x = 56,253.15
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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.