Finding the Fourth Proportional to 245,666.99, 368,500.47 and 68,174.06
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Solution
The fourth proportional to 245,666.99, 368,500.47 and 68,174.06 is: 102,261.09
Step by Step Solution
- Step 1: Write the proportion equation
245,666.99 : 368,500.47 = 68,174.06 : x - Step 2: Convert to fraction form
245,666.99/368,500.47 = 68,174.06/x - Step 3: Cross multiply
245,666.99x = 368,500.47 × 68,174.06 - Step 4: Simplify right side
245,666.99x = 25,122,173,151.81 - Step 5: Solve for x
x = 25,122,173,151.81/245,666.99 - Step 6: Final answer
x = 102,261.09
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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.