Finding the Fourth Proportional to 230,846.20, 346,220.70 and 97,730.80
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Solution
The fourth proportional to 230,846.20, 346,220.70 and 97,730.80 is: 146,575.62
Step by Step Solution
- Step 1: Write the proportion equation
230,846.20 : 346,220.70 = 97,730.80 : x - Step 2: Convert to fraction form
230,846.20/346,220.70 = 97,730.80/x - Step 3: Cross multiply
230,846.20x = 346,220.70 × 97,730.80 - Step 4: Simplify right side
230,846.20x = 33,836,425,987.56 - Step 5: Solve for x
x = 33,836,425,987.56/230,846.20 - Step 6: Final answer
x = 146,575.62
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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.