Finding the Fourth Proportional to 232,497.75, 348,749.87 and 66,285.75
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Solution
The fourth proportional to 232,497.75, 348,749.87 and 66,285.75 is: 99,429.55
Step by Step Solution
- Step 1: Write the proportion equation
232,497.75 : 348,749.87 = 66,285.75 : x - Step 2: Convert to fraction form
232,497.75/348,749.87 = 66,285.75/x - Step 3: Cross multiply
232,497.75x = 348,749.87 × 66,285.75 - Step 4: Simplify right side
232,497.75x = 23,117,146,363.92 - Step 5: Solve for x
x = 23,117,146,363.92/232,497.75 - Step 6: Final answer
x = 99,429.55
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.