Finding the Fourth Proportional to 84,533.22, 116,655.66 and 48,722.99
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Solution
The fourth proportional to 84,533.22, 116,655.66 and 48,722.99 is: 67,237.61
Step by Step Solution
- Step 1: Write the proportion equation
84,533.22 : 116,655.66 = 48,722.99 : x - Step 2: Convert to fraction form
84,533.22/116,655.66 = 48,722.99/x - Step 3: Cross multiply
84,533.22x = 116,655.66 × 48,722.99 - Step 4: Simplify right side
84,533.22x = 5,683,811,972.35 - Step 5: Solve for x
x = 5,683,811,972.35/84,533.22 - Step 6: Final answer
x = 67,237.61
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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.