Finding the Fourth Proportional to 92,263.74, 127,324.35 and 51,977.99
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Solution
The fourth proportional to 92,263.74, 127,324.35 and 51,977.99 is: 71,729.84
Step by Step Solution
- Step 1: Write the proportion equation
92,263.74 : 127,324.35 = 51,977.99 : x - Step 2: Convert to fraction form
92,263.74/127,324.35 = 51,977.99/x - Step 3: Cross multiply
92,263.74x = 127,324.35 × 51,977.99 - Step 4: Simplify right side
92,263.74x = 6,618,063,154.43 - Step 5: Solve for x
x = 6,618,063,154.43/92,263.74 - Step 6: Final answer
x = 71,729.84
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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.