Finding the Fourth Proportional to 251,124.53, 346,554.46 and 136,405.41
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Solution
The fourth proportional to 251,124.53, 346,554.46 and 136,405.41 is: 188,240.88
Step by Step Solution
- Step 1: Write the proportion equation
251,124.53 : 346,554.46 = 136,405.41 : x - Step 2: Convert to fraction form
251,124.53/346,554.46 = 136,405.41/x - Step 3: Cross multiply
251,124.53x = 346,554.46 × 136,405.41 - Step 4: Simplify right side
251,124.53x = 47,271,903,203.63 - Step 5: Solve for x
x = 47,271,903,203.63/251,124.53 - Step 6: Final answer
x = 188,240.88
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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.