Finding the Fourth Proportional to 101,532.08, 152,437.88 and 51,645.94
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Solution
The fourth proportional to 101,532.08, 152,437.88 and 51,645.94 is: 77,540.00
Step by Step Solution
- Step 1: Write the proportion equation
101,532.08 : 152,437.88 = 51,645.94 : x - Step 2: Convert to fraction form
101,532.08/152,437.88 = 51,645.94/x - Step 3: Cross multiply
101,532.08x = 152,437.88 × 51,645.94 - Step 4: Simplify right side
101,532.08x = 7,872,797,352.23 - Step 5: Solve for x
x = 7,872,797,352.23/101,532.08 - Step 6: Final answer
x = 77,540.00
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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.