Finding the Fourth Proportional to 133,944.03, 184,848.12 and 76,592.70
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Solution
The fourth proportional to 133,944.03, 184,848.12 and 76,592.70 is: 105,700.99
Step by Step Solution
- Step 1: Write the proportion equation
133,944.03 : 184,848.12 = 76,592.70 : x - Step 2: Convert to fraction form
133,944.03/184,848.12 = 76,592.70/x - Step 3: Cross multiply
133,944.03x = 184,848.12 × 76,592.70 - Step 4: Simplify right side
133,944.03x = 14,158,016,600.72 - Step 5: Solve for x
x = 14,158,016,600.72/133,944.03 - Step 6: Final answer
x = 105,700.99
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1.5x scale
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.