Finding the Fourth Proportional to 216,000.40, 324,097.80 and 97,610.80
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Solution
The fourth proportional to 216,000.40, 324,097.80 and 97,610.80 is: 146,460.12
Step by Step Solution
- Step 1: Write the proportion equation
216,000.40 : 324,097.80 = 97,610.80 : x - Step 2: Convert to fraction form
216,000.40/324,097.80 = 97,610.80/x - Step 3: Cross multiply
216,000.40x = 324,097.80 × 97,610.80 - Step 4: Simplify right side
216,000.40x = 31,635,445,536.24 - Step 5: Solve for x
x = 31,635,445,536.24/216,000.40 - Step 6: Final answer
x = 146,460.12
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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.