Finding the Fourth Proportional to 93,658.14, 129,251.33 and 51,216.67
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Solution
The fourth proportional to 93,658.14, 129,251.33 and 51,216.67 is: 70,680.70
Step by Step Solution
- Step 1: Write the proportion equation
93,658.14 : 129,251.33 = 51,216.67 : x - Step 2: Convert to fraction form
93,658.14/129,251.33 = 51,216.67/x - Step 3: Cross multiply
93,658.14x = 129,251.33 × 51,216.67 - Step 4: Simplify right side
93,658.14x = 6,619,822,813.21 - Step 5: Solve for x
x = 6,619,822,813.21/93,658.14 - Step 6: Final answer
x = 70,680.70
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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.