Finding the Fourth Proportional to 83,818.98, 125,746.09 and 24,649.70
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Solution
The fourth proportional to 83,818.98, 125,746.09 and 24,649.70 is: 36,979.72
Step by Step Solution
- Step 1: Write the proportion equation
83,818.98 : 125,746.09 = 24,649.70 : x - Step 2: Convert to fraction form
83,818.98/125,746.09 = 24,649.70/x - Step 3: Cross multiply
83,818.98x = 125,746.09 × 24,649.70 - Step 4: Simplify right side
83,818.98x = 3,099,602,704.32 - Step 5: Solve for x
x = 3,099,602,704.32/83,818.98 - Step 6: Final answer
x = 36,979.72
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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.