Finding the Fourth Proportional to 133,579.24, 184,286.58 and 79,844.68
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Solution
The fourth proportional to 133,579.24, 184,286.58 and 79,844.68 is: 110,154.12
Step by Step Solution
- Step 1: Write the proportion equation
133,579.24 : 184,286.58 = 79,844.68 : x - Step 2: Convert to fraction form
133,579.24/184,286.58 = 79,844.68/x - Step 3: Cross multiply
133,579.24x = 184,286.58 × 79,844.68 - Step 4: Simplify right side
133,579.24x = 14,714,303,008.39 - Step 5: Solve for x
x = 14,714,303,008.39/133,579.24 - Step 6: Final answer
x = 110,154.12
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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.