Finding the Fourth Proportional to 146,412.84, 202,051.96 and 85,984.76
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Solution
The fourth proportional to 146,412.84, 202,051.96 and 85,984.76 is: 118,660.28
Step by Step Solution
- Step 1: Write the proportion equation
146,412.84 : 202,051.96 = 85,984.76 : x - Step 2: Convert to fraction form
146,412.84/202,051.96 = 85,984.76/x - Step 3: Cross multiply
146,412.84x = 202,051.96 × 85,984.76 - Step 4: Simplify right side
146,412.84x = 17,373,389,288.13 - Step 5: Solve for x
x = 17,373,389,288.13/146,412.84 - Step 6: Final answer
x = 118,660.28
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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.