Finding the Fourth Proportional to 213,953.23, 295,264.68 and 118,459.92
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Solution
The fourth proportional to 213,953.23, 295,264.68 and 118,459.92 is: 163,479.80
Step by Step Solution
- Step 1: Write the proportion equation
213,953.23 : 295,264.68 = 118,459.92 : x - Step 2: Convert to fraction form
213,953.23/295,264.68 = 118,459.92/x - Step 3: Cross multiply
213,953.23x = 295,264.68 × 118,459.92 - Step 4: Simplify right side
213,953.23x = 34,977,031,923.09 - Step 5: Solve for x
x = 34,977,031,923.09/213,953.23 - Step 6: Final answer
x = 163,479.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.