Finding the Fourth Proportional to 96,028.07, 132,443.80 and 61,576.09
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Solution
The fourth proportional to 96,028.07, 132,443.80 and 61,576.09 is: 84,926.95
Step by Step Solution
- Step 1: Write the proportion equation
96,028.07 : 132,443.80 = 61,576.09 : x - Step 2: Convert to fraction form
96,028.07/132,443.80 = 61,576.09/x - Step 3: Cross multiply
96,028.07x = 132,443.80 × 61,576.09 - Step 4: Simplify right side
96,028.07x = 8,155,371,348.74 - Step 5: Solve for x
x = 8,155,371,348.74/96,028.07 - Step 6: Final answer
x = 84,926.95
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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.