Finding the Fourth Proportional to 165,471.12, 228,225.02 and 114,569.06
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Solution
The fourth proportional to 165,471.12, 228,225.02 and 114,569.06 is: 158,018.66
Step by Step Solution
- Step 1: Write the proportion equation
165,471.12 : 228,225.02 = 114,569.06 : x - Step 2: Convert to fraction form
165,471.12/228,225.02 = 114,569.06/x - Step 3: Cross multiply
165,471.12x = 228,225.02 × 114,569.06 - Step 4: Simplify right side
165,471.12x = 26,147,524,295.91 - Step 5: Solve for x
x = 26,147,524,295.91/165,471.12 - Step 6: Final answer
x = 158,018.66
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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.