Finding the Fourth Proportional to 232,231.05, 320,508.50 and 136,746.63
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Solution
The fourth proportional to 232,231.05, 320,508.50 and 136,746.63 is: 188,727.81
Step by Step Solution
- Step 1: Write the proportion equation
232,231.05 : 320,508.50 = 136,746.63 : x - Step 2: Convert to fraction form
232,231.05/320,508.50 = 136,746.63/x - Step 3: Cross multiply
232,231.05x = 320,508.50 × 136,746.63 - Step 4: Simplify right side
232,231.05x = 43,828,456,577.62 - Step 5: Solve for x
x = 43,828,456,577.62/232,231.05 - Step 6: Final answer
x = 188,727.81
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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.