Finding the Fourth Proportional to 97,442.93, 134,564.11 and 92,136.02
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Solution
The fourth proportional to 97,442.93, 134,564.11 and 92,136.02 is: 127,235.50
Step by Step Solution
- Step 1: Write the proportion equation
97,442.93 : 134,564.11 = 92,136.02 : x - Step 2: Convert to fraction form
97,442.93/134,564.11 = 92,136.02/x - Step 3: Cross multiply
97,442.93x = 134,564.11 × 92,136.02 - Step 4: Simplify right side
97,442.93x = 12,398,200,627.08 - Step 5: Solve for x
x = 12,398,200,627.08/97,442.93 - Step 6: Final answer
x = 127,235.50
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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.