Finding the Fourth Proportional to 135,343.04, 203,025.08 and 56,479.82
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Solution
The fourth proportional to 135,343.04, 203,025.08 and 56,479.82 is: 84,724.12
Step by Step Solution
- Step 1: Write the proportion equation
135,343.04 : 203,025.08 = 56,479.82 : x - Step 2: Convert to fraction form
135,343.04/203,025.08 = 56,479.82/x - Step 3: Cross multiply
135,343.04x = 203,025.08 × 56,479.82 - Step 4: Simplify right side
135,343.04x = 11,466,819,099.96 - Step 5: Solve for x
x = 11,466,819,099.96/135,343.04 - Step 6: Final answer
x = 84,724.12
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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.