Finding the Fourth Proportional to 172,777.59, 259,170.48 and 46,417.99
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Solution
The fourth proportional to 172,777.59, 259,170.48 and 46,417.99 is: 69,628.09
Step by Step Solution
- Step 1: Write the proportion equation
172,777.59 : 259,170.48 = 46,417.99 : x - Step 2: Convert to fraction form
172,777.59/259,170.48 = 46,417.99/x - Step 3: Cross multiply
172,777.59x = 259,170.48 × 46,417.99 - Step 4: Simplify right side
172,777.59x = 12,030,172,748.94 - Step 5: Solve for x
x = 12,030,172,748.94/172,777.59 - Step 6: Final answer
x = 69,628.09
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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.