Finding the Fourth Proportional to 70,415.72, 97,186.45 and 44,930
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Solution
The fourth proportional to 70,415.72, 97,186.45 and 44,930 is: 62,011.54
Step by Step Solution
- Step 1: Write the proportion equation
70,415.72 : 97,186.45 = 44,930 : x - Step 2: Convert to fraction form
70,415.72/97,186.45 = 44,930/x - Step 3: Cross multiply
70,415.72x = 97,186.45 × 44,930 - Step 4: Simplify right side
70,415.72x = 4,366,587,198.50 - Step 5: Solve for x
x = 4,366,587,198.50/70,415.72 - Step 6: Final answer
x = 62,011.54
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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.