Finding the Fourth Proportional to 97,138.98, 145,622.03 and 37,961.19
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Solution
The fourth proportional to 97,138.98, 145,622.03 and 37,961.19 is: 56,908.00
Step by Step Solution
- Step 1: Write the proportion equation
97,138.98 : 145,622.03 = 37,961.19 : x - Step 2: Convert to fraction form
97,138.98/145,622.03 = 37,961.19/x - Step 3: Cross multiply
97,138.98x = 145,622.03 × 37,961.19 - Step 4: Simplify right side
97,138.98x = 5,527,985,359.21 - Step 5: Solve for x
x = 5,527,985,359.21/97,138.98 - Step 6: Final answer
x = 56,908.00
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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.