Finding the Fourth Proportional to 104,992.77, 157,489.10 and 26,106.99
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Solution
The fourth proportional to 104,992.77, 157,489.10 and 26,106.99 is: 39,160.47
Step by Step Solution
- Step 1: Write the proportion equation
104,992.77 : 157,489.10 = 26,106.99 : x - Step 2: Convert to fraction form
104,992.77/157,489.10 = 26,106.99/x - Step 3: Cross multiply
104,992.77x = 157,489.10 × 26,106.99 - Step 4: Simplify right side
104,992.77x = 4,111,566,228.27 - Step 5: Solve for x
x = 4,111,566,228.27/104,992.77 - Step 6: Final answer
x = 39,160.47
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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.