Finding the Fourth Proportional to 73,340.80, 110,011.20 and 26,595.20
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Solution
The fourth proportional to 73,340.80, 110,011.20 and 26,595.20 is: 39,892.80
Step by Step Solution
- Step 1: Write the proportion equation
73,340.80 : 110,011.20 = 26,595.20 : x - Step 2: Convert to fraction form
73,340.80/110,011.20 = 26,595.20/x - Step 3: Cross multiply
73,340.80x = 110,011.20 × 26,595.20 - Step 4: Simplify right side
73,340.80x = 2,925,769,866.24 - Step 5: Solve for x
x = 2,925,769,866.24/73,340.80 - Step 6: Final answer
x = 39,892.80
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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.