Finding the Fourth Proportional to 147,593.99, 221,392.26 and 42,412.92
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Solution
The fourth proportional to 147,593.99, 221,392.26 and 42,412.92 is: 63,619.75
Step by Step Solution
- Step 1: Write the proportion equation
147,593.99 : 221,392.26 = 42,412.92 : x - Step 2: Convert to fraction form
147,593.99/221,392.26 = 42,412.92/x - Step 3: Cross multiply
147,593.99x = 221,392.26 × 42,412.92 - Step 4: Simplify right side
147,593.99x = 9,389,892,212.00 - Step 5: Solve for x
x = 9,389,892,212.00/147,593.99 - Step 6: Final answer
x = 63,619.75
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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.