Finding the Fourth Proportional to 106,230.04, 146,602.74 and 58,482.88
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Solution
The fourth proportional to 106,230.04, 146,602.74 and 58,482.88 is: 80,709.28
Step by Step Solution
- Step 1: Write the proportion equation
106,230.04 : 146,602.74 = 58,482.88 : x - Step 2: Convert to fraction form
106,230.04/146,602.74 = 58,482.88/x - Step 3: Cross multiply
106,230.04x = 146,602.74 × 58,482.88 - Step 4: Simplify right side
106,230.04x = 8,573,750,451.09 - Step 5: Solve for x
x = 8,573,750,451.09/106,230.04 - Step 6: Final answer
x = 80,709.28
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1.5x scale
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.