Finding the Fourth Proportional to 251,344.08, 346,846.02 and 138,166.02
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Solution
The fourth proportional to 251,344.08, 346,846.02 and 138,166.02 is: 190,664.26
Step by Step Solution
- Step 1: Write the proportion equation
251,344.08 : 346,846.02 = 138,166.02 : x - Step 2: Convert to fraction form
251,344.08/346,846.02 = 138,166.02/x - Step 3: Cross multiply
251,344.08x = 346,846.02 × 138,166.02 - Step 4: Simplify right side
251,344.08x = 47,922,334,136.24 - Step 5: Solve for x
x = 47,922,334,136.24/251,344.08 - Step 6: Final answer
x = 190,664.26
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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.