Finding the Fourth Proportional to 180,118.18, 270,182.74 and 61,787.81
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Solution
The fourth proportional to 180,118.18, 270,182.74 and 61,787.81 is: 92,683.59
Step by Step Solution
- Step 1: Write the proportion equation
180,118.18 : 270,182.74 = 61,787.81 : x - Step 2: Convert to fraction form
180,118.18/270,182.74 = 61,787.81/x - Step 3: Cross multiply
180,118.18x = 270,182.74 × 61,787.81 - Step 4: Simplify right side
180,118.18x = 16,694,000,441.24 - Step 5: Solve for x
x = 16,694,000,441.24/180,118.18 - Step 6: Final answer
x = 92,683.59
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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.