Finding the Fourth Proportional to 133,957.24, 184,663.62 and 102,070.84
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Solution
The fourth proportional to 133,957.24, 184,663.62 and 102,070.84 is: 140,707.37
Step by Step Solution
- Step 1: Write the proportion equation
133,957.24 : 184,663.62 = 102,070.84 : x - Step 2: Convert to fraction form
133,957.24/184,663.62 = 102,070.84/x - Step 3: Cross multiply
133,957.24x = 184,663.62 × 102,070.84 - Step 4: Simplify right side
133,957.24x = 18,848,770,810.84 - Step 5: Solve for x
x = 18,848,770,810.84/133,957.24 - Step 6: Final answer
x = 140,707.37
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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.