Finding the Fourth Proportional to 83,718.74, 125,579.13 and 24,555.62
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Solution
The fourth proportional to 83,718.74, 125,579.13 and 24,555.62 is: 36,833.72
Step by Step Solution
- Step 1: Write the proportion equation
83,718.74 : 125,579.13 = 24,555.62 : x - Step 2: Convert to fraction form
83,718.74/125,579.13 = 24,555.62/x - Step 3: Cross multiply
83,718.74x = 125,579.13 × 24,555.62 - Step 4: Simplify right side
83,718.74x = 3,083,672,768.31 - Step 5: Solve for x
x = 3,083,672,768.31/83,718.74 - Step 6: Final answer
x = 36,833.72
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1.5x scale
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.