Finding the Fourth Proportional to 92,231.44, 127,257.51 and 51,937.18
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Solution
The fourth proportional to 92,231.44, 127,257.51 and 51,937.18 is: 71,660.99
Step by Step Solution
- Step 1: Write the proportion equation
92,231.44 : 127,257.51 = 51,937.18 : x - Step 2: Convert to fraction form
92,231.44/127,257.51 = 51,937.18/x - Step 3: Cross multiply
92,231.44x = 127,257.51 × 51,937.18 - Step 4: Simplify right side
92,231.44x = 6,609,395,885.08 - Step 5: Solve for x
x = 6,609,395,885.08/92,231.44 - Step 6: Final answer
x = 71,660.99
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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.