Finding the Fourth Proportional to 133,621.23, 184,390.10 and 73,180.41
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Solution
The fourth proportional to 133,621.23, 184,390.10 and 73,180.41 is: 100,985.02
Step by Step Solution
- Step 1: Write the proportion equation
133,621.23 : 184,390.10 = 73,180.41 : x - Step 2: Convert to fraction form
133,621.23/184,390.10 = 73,180.41/x - Step 3: Cross multiply
133,621.23x = 184,390.10 × 73,180.41 - Step 4: Simplify right side
133,621.23x = 13,493,742,752.04 - Step 5: Solve for x
x = 13,493,742,752.04/133,621.23 - Step 6: Final answer
x = 100,985.02
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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.