Finding the Fourth Proportional to 164,711.40, 247,067.10 and 97,351.80
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Solution
The fourth proportional to 164,711.40, 247,067.10 and 97,351.80 is: 146,027.70
Step by Step Solution
- Step 1: Write the proportion equation
164,711.40 : 247,067.10 = 97,351.80 : x - Step 2: Convert to fraction form
164,711.40/247,067.10 = 97,351.80/x - Step 3: Cross multiply
164,711.40x = 247,067.10 × 97,351.80 - Step 4: Simplify right side
164,711.40x = 24,052,426,905.78 - Step 5: Solve for x
x = 24,052,426,905.78/164,711.40 - Step 6: Final answer
x = 146,027.70
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1.5x scale
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.