Finding the Fourth Proportional to 113,582.07, 170,377.97 and 42,498.09
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Solution
The fourth proportional to 113,582.07, 170,377.97 and 42,498.09 is: 63,748.95
Step by Step Solution
- Step 1: Write the proportion equation
113,582.07 : 170,377.97 = 42,498.09 : x - Step 2: Convert to fraction form
113,582.07/170,377.97 = 42,498.09/x - Step 3: Cross multiply
113,582.07x = 170,377.97 × 42,498.09 - Step 4: Simplify right side
113,582.07x = 7,240,738,090.59 - Step 5: Solve for x
x = 7,240,738,090.59/113,582.07 - Step 6: Final answer
x = 63,748.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.