Finding the Fourth Proportional to 302,192.12, 417,035.04 and 166,236.50
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Solution
The fourth proportional to 302,192.12, 417,035.04 and 166,236.50 is: 229,411.82
Step by Step Solution
- Step 1: Write the proportion equation
302,192.12 : 417,035.04 = 166,236.50 : x - Step 2: Convert to fraction form
302,192.12/417,035.04 = 166,236.50/x - Step 3: Cross multiply
302,192.12x = 417,035.04 × 166,236.50 - Step 4: Simplify right side
302,192.12x = 69,326,445,426.96 - Step 5: Solve for x
x = 69,326,445,426.96/302,192.12 - Step 6: Final answer
x = 229,411.82
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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.