Finding the Fourth Proportional to 83,595.84, 125,305.60 and 27,421.28
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Solution
The fourth proportional to 83,595.84, 125,305.60 and 27,421.28 is: 41,103.00
Step by Step Solution
- Step 1: Write the proportion equation
83,595.84 : 125,305.60 = 27,421.28 : x - Step 2: Convert to fraction form
83,595.84/125,305.60 = 27,421.28/x - Step 3: Cross multiply
83,595.84x = 125,305.60 × 27,421.28 - Step 4: Simplify right side
83,595.84x = 3,436,039,943.17 - Step 5: Solve for x
x = 3,436,039,943.17/83,595.84 - Step 6: Final answer
x = 41,103.00
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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.