Finding the Fourth Proportional to 133,880.08, 184,754.60 and 74,264.08
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Solution
The fourth proportional to 133,880.08, 184,754.60 and 74,264.08 is: 102,484.48
Step by Step Solution
- Step 1: Write the proportion equation
133,880.08 : 184,754.60 = 74,264.08 : x - Step 2: Convert to fraction form
133,880.08/184,754.60 = 74,264.08/x - Step 3: Cross multiply
133,880.08x = 184,754.60 × 74,264.08 - Step 4: Simplify right side
133,880.08x = 13,720,630,394.77 - Step 5: Solve for x
x = 13,720,630,394.77/133,880.08 - Step 6: Final answer
x = 102,484.48
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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.