Finding the Fourth Proportional to 172,341.42, 258,519.08 and 60,032.99
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Solution
The fourth proportional to 172,341.42, 258,519.08 and 60,032.99 is: 90,051.91
Step by Step Solution
- Step 1: Write the proportion equation
172,341.42 : 258,519.08 = 60,032.99 : x - Step 2: Convert to fraction form
172,341.42/258,519.08 = 60,032.99/x - Step 3: Cross multiply
172,341.42x = 258,519.08 × 60,032.99 - Step 4: Simplify right side
172,341.42x = 15,519,674,419.95 - Step 5: Solve for x
x = 15,519,674,419.95/172,341.42 - Step 6: Final answer
x = 90,051.91
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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.