Finding the Fourth Proportional to 110,199.17, 165,201.86 and 43,686.02
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Solution
The fourth proportional to 110,199.17, 165,201.86 and 43,686.02 is: 65,490.62
Step by Step Solution
- Step 1: Write the proportion equation
110,199.17 : 165,201.86 = 43,686.02 : x - Step 2: Convert to fraction form
110,199.17/165,201.86 = 43,686.02/x - Step 3: Cross multiply
110,199.17x = 165,201.86 × 43,686.02 - Step 4: Simplify right side
110,199.17x = 7,217,012,282.22 - Step 5: Solve for x
x = 7,217,012,282.22/110,199.17 - Step 6: Final answer
x = 65,490.62
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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.