Finding the Fourth Proportional to 73,352.99, 101,220.13 and 58,282.13
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Solution
The fourth proportional to 73,352.99, 101,220.13 and 58,282.13 is: 80,423.78
Step by Step Solution
- Step 1: Write the proportion equation
73,352.99 : 101,220.13 = 58,282.13 : x - Step 2: Convert to fraction form
73,352.99/101,220.13 = 58,282.13/x - Step 3: Cross multiply
73,352.99x = 101,220.13 × 58,282.13 - Step 4: Simplify right side
73,352.99x = 5,899,325,101.18 - Step 5: Solve for x
x = 5,899,325,101.18/73,352.99 - Step 6: Final answer
x = 80,423.78
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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.