Finding the Fourth Proportional to 164,995.35, 247,269.16 and 70,106.55
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Solution
The fourth proportional to 164,995.35, 247,269.16 and 70,106.55 is: 105,064.70
Step by Step Solution
- Step 1: Write the proportion equation
164,995.35 : 247,269.16 = 70,106.55 : x - Step 2: Convert to fraction form
164,995.35/247,269.16 = 70,106.55/x - Step 3: Cross multiply
164,995.35x = 247,269.16 × 70,106.55 - Step 4: Simplify right side
164,995.35x = 17,335,187,553.73 - Step 5: Solve for x
x = 17,335,187,553.73/164,995.35 - Step 6: Final answer
x = 105,064.70
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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.