Finding the Fourth Proportional to 73,557.99, 101,521.35 and 41,720.13
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Solution
The fourth proportional to 73,557.99, 101,521.35 and 41,720.13 is: 57,580.20
Step by Step Solution
- Step 1: Write the proportion equation
73,557.99 : 101,521.35 = 41,720.13 : x - Step 2: Convert to fraction form
73,557.99/101,521.35 = 41,720.13/x - Step 3: Cross multiply
73,557.99x = 101,521.35 × 41,720.13 - Step 4: Simplify right side
73,557.99x = 4,235,483,919.78 - Step 5: Solve for x
x = 4,235,483,919.78/73,557.99 - Step 6: Final answer
x = 57,580.20
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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.