Finding the Fourth Proportional to 93,613.44, 129,189.36 and 51,174.24
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Solution
The fourth proportional to 93,613.44, 129,189.36 and 51,174.24 is: 70,621.99
Step by Step Solution
- Step 1: Write the proportion equation
93,613.44 : 129,189.36 = 51,174.24 : x - Step 2: Convert to fraction form
93,613.44/129,189.36 = 51,174.24/x - Step 3: Cross multiply
93,613.44x = 129,189.36 × 51,174.24 - Step 4: Simplify right side
93,613.44x = 6,611,167,314.09 - Step 5: Solve for x
x = 6,611,167,314.09/93,613.44 - Step 6: Final answer
x = 70,621.99
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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.