Finding the Fourth Proportional to 135,472.08, 203,217.84 and 46,724.31
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Solution
The fourth proportional to 135,472.08, 203,217.84 and 46,724.31 is: 70,089.82
Step by Step Solution
- Step 1: Write the proportion equation
135,472.08 : 203,217.84 = 46,724.31 : x - Step 2: Convert to fraction form
135,472.08/203,217.84 = 46,724.31/x - Step 3: Cross multiply
135,472.08x = 203,217.84 × 46,724.31 - Step 4: Simplify right side
135,472.08x = 9,495,213,353.69 - Step 5: Solve for x
x = 9,495,213,353.69/135,472.08 - Step 6: Final answer
x = 70,089.82
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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.