Finding the Fourth Proportional to 93,922.26, 129,610.68 and 51,479.88
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Solution
The fourth proportional to 93,922.26, 129,610.68 and 51,479.88 is: 71,041.12
Step by Step Solution
- Step 1: Write the proportion equation
93,922.26 : 129,610.68 = 51,479.88 : x - Step 2: Convert to fraction form
93,922.26/129,610.68 = 51,479.88/x - Step 3: Cross multiply
93,922.26x = 129,610.68 × 51,479.88 - Step 4: Simplify right side
93,922.26x = 6,672,342,253.12 - Step 5: Solve for x
x = 6,672,342,253.12/93,922.26 - Step 6: Final answer
x = 71,041.12
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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.