Finding the Fourth Proportional to 97,439.06, 146,149.01 and 66,050.75
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Solution
The fourth proportional to 97,439.06, 146,149.01 and 66,050.75 is: 99,069.63
Step by Step Solution
- Step 1: Write the proportion equation
97,439.06 : 146,149.01 = 66,050.75 : x - Step 2: Convert to fraction form
97,439.06/146,149.01 = 66,050.75/x - Step 3: Cross multiply
97,439.06x = 146,149.01 × 66,050.75 - Step 4: Simplify right side
97,439.06x = 9,653,251,722.26 - Step 5: Solve for x
x = 9,653,251,722.26/97,439.06 - Step 6: Final answer
x = 99,069.63
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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.