Finding the Fourth Proportional to 83,886.84, 125,835.12 and 24,724.44
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Solution
The fourth proportional to 83,886.84, 125,835.12 and 24,724.44 is: 37,088.09
Step by Step Solution
- Step 1: Write the proportion equation
83,886.84 : 125,835.12 = 24,724.44 : x - Step 2: Convert to fraction form
83,886.84/125,835.12 = 24,724.44/x - Step 3: Cross multiply
83,886.84x = 125,835.12 × 24,724.44 - Step 4: Simplify right side
83,886.84x = 3,111,202,874.33 - Step 5: Solve for x
x = 3,111,202,874.33/83,886.84 - Step 6: Final answer
x = 37,088.09
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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.