Finding the Fourth Proportional to 110,585.16, 165,926.70 and 57,982.08
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Solution
The fourth proportional to 110,585.16, 165,926.70 and 57,982.08 is: 86,998.79
Step by Step Solution
- Step 1: Write the proportion equation
110,585.16 : 165,926.70 = 57,982.08 : x - Step 2: Convert to fraction form
110,585.16/165,926.70 = 57,982.08/x - Step 3: Cross multiply
110,585.16x = 165,926.70 × 57,982.08 - Step 4: Simplify right side
110,585.16x = 9,620,775,193.54 - Step 5: Solve for x
x = 9,620,775,193.54/110,585.16 - Step 6: Final answer
x = 86,998.79
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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.