Finding the Fourth Proportional to 274,702.48, 411,968.95 and 97,168.66
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Solution
The fourth proportional to 274,702.48, 411,968.95 and 97,168.66 is: 145,723.00
Step by Step Solution
- Step 1: Write the proportion equation
274,702.48 : 411,968.95 = 97,168.66 : x - Step 2: Convert to fraction form
274,702.48/411,968.95 = 97,168.66/x - Step 3: Cross multiply
274,702.48x = 411,968.95 × 97,168.66 - Step 4: Simplify right side
274,702.48x = 40,030,470,833.11 - Step 5: Solve for x
x = 40,030,470,833.11/274,702.48 - Step 6: Final answer
x = 145,723.00
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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.