Finding the Fourth Proportional to 96,021.74, 132,526.17 and 55,769.19
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Solution
The fourth proportional to 96,021.74, 132,526.17 and 55,769.19 is: 76,970.88
Step by Step Solution
- Step 1: Write the proportion equation
96,021.74 : 132,526.17 = 55,769.19 : x - Step 2: Convert to fraction form
96,021.74/132,526.17 = 55,769.19/x - Step 3: Cross multiply
96,021.74x = 132,526.17 × 55,769.19 - Step 4: Simplify right side
96,021.74x = 7,390,877,154.70 - Step 5: Solve for x
x = 7,390,877,154.70/96,021.74 - Step 6: Final answer
x = 76,970.88
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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.