Finding the Fourth Proportional to 100,894.19, 151,349.97 and 26,013.68
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Solution
The fourth proportional to 100,894.19, 151,349.97 and 26,013.68 is: 39,022.76
Step by Step Solution
- Step 1: Write the proportion equation
100,894.19 : 151,349.97 = 26,013.68 : x - Step 2: Convert to fraction form
100,894.19/151,349.97 = 26,013.68/x - Step 3: Cross multiply
100,894.19x = 151,349.97 × 26,013.68 - Step 4: Simplify right side
100,894.19x = 3,937,169,595.95 - Step 5: Solve for x
x = 3,937,169,595.95/100,894.19 - Step 6: Final answer
x = 39,022.76
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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.