Finding the Fourth Proportional to 97,491.24, 146,218.36 and 47,521.12
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Solution
The fourth proportional to 97,491.24, 146,218.36 and 47,521.12 is: 71,272.66
Step by Step Solution
- Step 1: Write the proportion equation
97,491.24 : 146,218.36 = 47,521.12 : x - Step 2: Convert to fraction form
97,491.24/146,218.36 = 47,521.12/x - Step 3: Cross multiply
97,491.24x = 146,218.36 × 47,521.12 - Step 4: Simplify right side
97,491.24x = 6,948,460,231.76 - Step 5: Solve for x
x = 6,948,460,231.76/97,491.24 - Step 6: Final answer
x = 71,272.66
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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.