Finding the Fourth Proportional to 92,964.53, 128,291.00 and 50,523.09
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Solution
The fourth proportional to 92,964.53, 128,291.00 and 50,523.09 is: 69,721.84
Step by Step Solution
- Step 1: Write the proportion equation
92,964.53 : 128,291.00 = 50,523.09 : x - Step 2: Convert to fraction form
92,964.53/128,291.00 = 50,523.09/x - Step 3: Cross multiply
92,964.53x = 128,291.00 × 50,523.09 - Step 4: Simplify right side
92,964.53x = 6,481,657,486.57 - Step 5: Solve for x
x = 6,481,657,486.57/92,964.53 - Step 6: Final answer
x = 69,721.84
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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.