Finding the Fourth Proportional to 251,310.99, 346,811.91 and 136,589.58
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Solution
The fourth proportional to 251,310.99, 346,811.91 and 136,589.58 is: 188,495.11
Step by Step Solution
- Step 1: Write the proportion equation
251,310.99 : 346,811.91 = 136,589.58 : x - Step 2: Convert to fraction form
251,310.99/346,811.91 = 136,589.58/x - Step 3: Cross multiply
251,310.99x = 346,811.91 × 136,589.58 - Step 4: Simplify right side
251,310.99x = 47,370,893,125.90 - Step 5: Solve for x
x = 47,370,893,125.90/251,310.99 - Step 6: Final answer
x = 188,495.11
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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.