Finding the Fourth Proportional to 133,705.08, 184,508.84 and 73,274.63
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Solution
The fourth proportional to 133,705.08, 184,508.84 and 73,274.63 is: 101,116.69
Step by Step Solution
- Step 1: Write the proportion equation
133,705.08 : 184,508.84 = 73,274.63 : x - Step 2: Convert to fraction form
133,705.08/184,508.84 = 73,274.63/x - Step 3: Cross multiply
133,705.08x = 184,508.84 × 73,274.63 - Step 4: Simplify right side
133,705.08x = 13,519,815,693.81 - Step 5: Solve for x
x = 13,519,815,693.81/133,705.08 - Step 6: Final answer
x = 101,116.69
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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.