Finding the Fourth Proportional to 97,955.96, 146,922.26 and 57,998.84
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Solution
The fourth proportional to 97,955.96, 146,922.26 and 57,998.84 is: 86,991.34
Step by Step Solution
- Step 1: Write the proportion equation
97,955.96 : 146,922.26 = 57,998.84 : x - Step 2: Convert to fraction form
97,955.96/146,922.26 = 57,998.84/x - Step 3: Cross multiply
97,955.96x = 146,922.26 × 57,998.84 - Step 4: Simplify right side
97,955.96x = 8,521,320,650.18 - Step 5: Solve for x
x = 8,521,320,650.18/97,955.96 - Step 6: Final answer
x = 86,991.34
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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.