Finding the Fourth Proportional to 97,009.84, 145,514.82 and 26,889.76
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Solution
The fourth proportional to 97,009.84, 145,514.82 and 26,889.76 is: 40,334.66
Step by Step Solution
- Step 1: Write the proportion equation
97,009.84 : 145,514.82 = 26,889.76 : x - Step 2: Convert to fraction form
97,009.84/145,514.82 = 26,889.76/x - Step 3: Cross multiply
97,009.84x = 145,514.82 × 26,889.76 - Step 4: Simplify right side
97,009.84x = 3,912,858,586.24 - Step 5: Solve for x
x = 3,912,858,586.24/97,009.84 - Step 6: Final answer
x = 40,334.66
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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.