Finding the Fourth Proportional to 293,101.36, 439,356.56 and 115,539.60
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Solution
The fourth proportional to 293,101.36, 439,356.56 and 115,539.60 is: 173,192.92
Step by Step Solution
- Step 1: Write the proportion equation
293,101.36 : 439,356.56 = 115,539.60 : x - Step 2: Convert to fraction form
293,101.36/439,356.56 = 115,539.60/x - Step 3: Cross multiply
293,101.36x = 439,356.56 × 115,539.60 - Step 4: Simplify right side
293,101.36x = 50,763,081,199.78 - Step 5: Solve for x
x = 50,763,081,199.78/293,101.36 - Step 6: Final answer
x = 173,192.92
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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.