Finding the Fourth Proportional to 146,008.21, 201,473.02 and 85,565.02
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Solution
The fourth proportional to 146,008.21, 201,473.02 and 85,565.02 is: 118,069.00
Step by Step Solution
- Step 1: Write the proportion equation
146,008.21 : 201,473.02 = 85,565.02 : x - Step 2: Convert to fraction form
146,008.21/201,473.02 = 85,565.02/x - Step 3: Cross multiply
146,008.21x = 201,473.02 × 85,565.02 - Step 4: Simplify right side
146,008.21x = 17,239,042,985.76 - Step 5: Solve for x
x = 17,239,042,985.76/146,008.21 - Step 6: Final answer
x = 118,069.00
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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.