Finding the Fourth Proportional to 161,264.10, 222,508.14 and 97,588.38
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Solution
The fourth proportional to 161,264.10, 222,508.14 and 97,588.38 is: 134,649.99
Step by Step Solution
- Step 1: Write the proportion equation
161,264.10 : 222,508.14 = 97,588.38 : x - Step 2: Convert to fraction form
161,264.10/222,508.14 = 97,588.38/x - Step 3: Cross multiply
161,264.10x = 222,508.14 × 97,588.38 - Step 4: Simplify right side
161,264.10x = 21,714,208,919.41 - Step 5: Solve for x
x = 21,714,208,919.41/161,264.10 - Step 6: Final answer
x = 134,649.99
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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.