Finding the Fourth Proportional to 211,297.92, 291,593.44 and 115,802.56
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Solution
The fourth proportional to 211,297.92, 291,593.44 and 115,802.56 is: 159,808.80
Step by Step Solution
- Step 1: Write the proportion equation
211,297.92 : 291,593.44 = 115,802.56 : x - Step 2: Convert to fraction form
211,297.92/291,593.44 = 115,802.56/x - Step 3: Cross multiply
211,297.92x = 291,593.44 × 115,802.56 - Step 4: Simplify right side
211,297.92x = 33,767,266,831.21 - Step 5: Solve for x
x = 33,767,266,831.21/211,297.92 - Step 6: Final answer
x = 159,808.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.