Finding the Fourth Proportional to 175,686.99, 263,579.76 and 70,579.77
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Solution
The fourth proportional to 175,686.99, 263,579.76 and 70,579.77 is: 105,889.45
Step by Step Solution
- Step 1: Write the proportion equation
175,686.99 : 263,579.76 = 70,579.77 : x - Step 2: Convert to fraction form
175,686.99/263,579.76 = 70,579.77/x - Step 3: Cross multiply
175,686.99x = 263,579.76 × 70,579.77 - Step 4: Simplify right side
175,686.99x = 18,603,398,837.46 - Step 5: Solve for x
x = 18,603,398,837.46/175,686.99 - Step 6: Final answer
x = 105,889.45
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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.