Finding the Fourth Proportional to 92,273.70, 127,338.14 and 51,988.08
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Solution
The fourth proportional to 92,273.70, 127,338.14 and 51,988.08 is: 71,743.79
Step by Step Solution
- Step 1: Write the proportion equation
92,273.70 : 127,338.14 = 51,988.08 : x - Step 2: Convert to fraction form
92,273.70/127,338.14 = 51,988.08/x - Step 3: Cross multiply
92,273.70x = 127,338.14 × 51,988.08 - Step 4: Simplify right side
92,273.70x = 6,620,065,409.37 - Step 5: Solve for x
x = 6,620,065,409.37/92,273.70 - Step 6: Final answer
x = 71,743.79
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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.