Finding the Fourth Proportional to 165,589.05, 228,006.86 and 124,812.44
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Solution
The fourth proportional to 165,589.05, 228,006.86 and 124,812.44 is: 171,859.74
Step by Step Solution
- Step 1: Write the proportion equation
165,589.05 : 228,006.86 = 124,812.44 : x - Step 2: Convert to fraction form
165,589.05/228,006.86 = 124,812.44/x - Step 3: Cross multiply
165,589.05x = 228,006.86 × 124,812.44 - Step 4: Simplify right side
165,589.05x = 28,458,090,769.24 - Step 5: Solve for x
x = 28,458,090,769.24/165,589.05 - Step 6: Final answer
x = 171,859.74
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1.5x scale
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.