Finding the Fourth Proportional to 92,573.08, 138,747.94 and 42,584.60
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Solution
The fourth proportional to 92,573.08, 138,747.94 and 42,584.60 is: 63,825.53
Step by Step Solution
- Step 1: Write the proportion equation
92,573.08 : 138,747.94 = 42,584.60 : x - Step 2: Convert to fraction form
92,573.08/138,747.94 = 42,584.60/x - Step 3: Cross multiply
92,573.08x = 138,747.94 × 42,584.60 - Step 4: Simplify right side
92,573.08x = 5,908,525,766.13 - Step 5: Solve for x
x = 5,908,525,766.13/92,573.08 - Step 6: Final answer
x = 63,825.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.