Finding the Fourth Proportional to 175,788.99, 263,695.77 and 87,018.66
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Solution
The fourth proportional to 175,788.99, 263,695.77 and 87,018.66 is: 130,534.07
Step by Step Solution
- Step 1: Write the proportion equation
175,788.99 : 263,695.77 = 87,018.66 : x - Step 2: Convert to fraction form
175,788.99/263,695.77 = 87,018.66/x - Step 3: Cross multiply
175,788.99x = 263,695.77 × 87,018.66 - Step 4: Simplify right side
175,788.99x = 22,946,452,553.07 - Step 5: Solve for x
x = 22,946,452,553.07/175,788.99 - Step 6: Final answer
x = 130,534.07
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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.