Finding the Fourth Proportional to 133,652.64, 184,437.66 and 75,503.94
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Solution
The fourth proportional to 133,652.64, 184,437.66 and 75,503.94 is: 104,193.75
Step by Step Solution
- Step 1: Write the proportion equation
133,652.64 : 184,437.66 = 75,503.94 : x - Step 2: Convert to fraction form
133,652.64/184,437.66 = 75,503.94/x - Step 3: Cross multiply
133,652.64x = 184,437.66 × 75,503.94 - Step 4: Simplify right side
133,652.64x = 13,925,770,014.38 - Step 5: Solve for x
x = 13,925,770,014.38/133,652.64 - Step 6: Final answer
x = 104,193.75
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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.