Finding the Fourth Proportional to 97,828.48, 135,003.84 and 53,116.48
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Solution
The fourth proportional to 97,828.48, 135,003.84 and 53,116.48 is: 73,301.03
Step by Step Solution
- Step 1: Write the proportion equation
97,828.48 : 135,003.84 = 53,116.48 : x - Step 2: Convert to fraction form
97,828.48/135,003.84 = 53,116.48/x - Step 3: Cross multiply
97,828.48x = 135,003.84 × 53,116.48 - Step 4: Simplify right side
97,828.48x = 7,170,928,767.28 - Step 5: Solve for x
x = 7,170,928,767.28/97,828.48 - Step 6: Final answer
x = 73,301.03
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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.