Finding the Fourth Proportional to 80,264.79, 110,765.12 and 46,273.13
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Solution
The fourth proportional to 80,264.79, 110,765.12 and 46,273.13 is: 63,856.74
Step by Step Solution
- Step 1: Write the proportion equation
80,264.79 : 110,765.12 = 46,273.13 : x - Step 2: Convert to fraction form
80,264.79/110,765.12 = 46,273.13/x - Step 3: Cross multiply
80,264.79x = 110,765.12 × 46,273.13 - Step 4: Simplify right side
80,264.79x = 5,125,448,012.03 - Step 5: Solve for x
x = 5,125,448,012.03/80,264.79 - Step 6: Final answer
x = 63,856.74
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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.