Finding the Fourth Proportional to 133,674.75, 184,471.16 and 79,962.03
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Solution
The fourth proportional to 133,674.75, 184,471.16 and 79,962.03 is: 110,347.60
Step by Step Solution
- Step 1: Write the proportion equation
133,674.75 : 184,471.16 = 79,962.03 : x - Step 2: Convert to fraction form
133,674.75/184,471.16 = 79,962.03/x - Step 3: Cross multiply
133,674.75x = 184,471.16 × 79,962.03 - Step 4: Simplify right side
133,674.75x = 14,750,688,030.24 - Step 5: Solve for x
x = 14,750,688,030.24/133,674.75 - Step 6: Final answer
x = 110,347.60
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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.