Finding the Fourth Proportional to 135,875.13, 202,897.68 and 110,964.60
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Solution
The fourth proportional to 135,875.13, 202,897.68 and 110,964.60 is: 165,699.64
Step by Step Solution
- Step 1: Write the proportion equation
135,875.13 : 202,897.68 = 110,964.60 : x - Step 2: Convert to fraction form
135,875.13/202,897.68 = 110,964.60/x - Step 3: Cross multiply
135,875.13x = 202,897.68 × 110,964.60 - Step 4: Simplify right side
135,875.13x = 22,514,459,902.13 - Step 5: Solve for x
x = 22,514,459,902.13/135,875.13 - Step 6: Final answer
x = 165,699.64
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.