Finding the Fourth Proportional to 108,293.84, 149,439.36 and 59,892.96
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Solution
The fourth proportional to 108,293.84, 149,439.36 and 59,892.96 is: 82,648.89
Step by Step Solution
- Step 1: Write the proportion equation
108,293.84 : 149,439.36 = 59,892.96 : x - Step 2: Convert to fraction form
108,293.84/149,439.36 = 59,892.96/x - Step 3: Cross multiply
108,293.84x = 149,439.36 × 59,892.96 - Step 4: Simplify right side
108,293.84x = 8,950,365,610.91 - Step 5: Solve for x
x = 8,950,365,610.91/108,293.84 - Step 6: Final answer
x = 82,648.89
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.