Finding the Fourth Proportional to 188,610.29, 260,285.35 and 108,044.84
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Solution
The fourth proportional to 188,610.29, 260,285.35 and 108,044.84 is: 149,103.68
Step by Step Solution
- Step 1: Write the proportion equation
188,610.29 : 260,285.35 = 108,044.84 : x - Step 2: Convert to fraction form
188,610.29/260,285.35 = 108,044.84/x - Step 3: Cross multiply
188,610.29x = 260,285.35 × 108,044.84 - Step 4: Simplify right side
188,610.29x = 28,122,488,995.09 - Step 5: Solve for x
x = 28,122,488,995.09/188,610.29 - Step 6: Final answer
x = 149,103.68
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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.