Finding the Fourth Proportional to 133,449.13, 184,162.04 and 73,025.02
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Solution
The fourth proportional to 133,449.13, 184,162.04 and 73,025.02 is: 100,775.75
Step by Step Solution
- Step 1: Write the proportion equation
133,449.13 : 184,162.04 = 73,025.02 : x - Step 2: Convert to fraction form
133,449.13/184,162.04 = 73,025.02/x - Step 3: Cross multiply
133,449.13x = 184,162.04 × 73,025.02 - Step 4: Simplify right side
133,449.13x = 13,448,436,654.24 - Step 5: Solve for x
x = 13,448,436,654.24/133,449.13 - Step 6: Final answer
x = 100,775.75
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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.