Finding the Fourth Proportional to 110,252.61, 165,340.04 and 47,889.09
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Solution
The fourth proportional to 110,252.61, 165,340.04 and 47,889.09 is: 71,816.75
Step by Step Solution
- Step 1: Write the proportion equation
110,252.61 : 165,340.04 = 47,889.09 : x - Step 2: Convert to fraction form
110,252.61/165,340.04 = 47,889.09/x - Step 3: Cross multiply
110,252.61x = 165,340.04 × 47,889.09 - Step 4: Simplify right side
110,252.61x = 7,917,983,816.72 - Step 5: Solve for x
x = 7,917,983,816.72/110,252.61 - Step 6: Final answer
x = 71,816.75
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1.5x scale
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.