Finding the Fourth Proportional to 160,029.36, 240,040.95 and 47,785.63
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Solution
The fourth proportional to 160,029.36, 240,040.95 and 47,785.63 is: 71,677.52
Step by Step Solution
- Step 1: Write the proportion equation
160,029.36 : 240,040.95 = 47,785.63 : x - Step 2: Convert to fraction form
160,029.36/240,040.95 = 47,785.63/x - Step 3: Cross multiply
160,029.36x = 240,040.95 × 47,785.63 - Step 4: Simplify right side
160,029.36x = 11,470,508,021.55 - Step 5: Solve for x
x = 11,470,508,021.55/160,029.36 - Step 6: Final answer
x = 71,677.52
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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.