Finding the Fourth Proportional to 92,381.90, 127,486.50 and 52,095.99
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Solution
The fourth proportional to 92,381.90, 127,486.50 and 52,095.99 is: 71,892.18
Step by Step Solution
- Step 1: Write the proportion equation
92,381.90 : 127,486.50 = 52,095.99 : x - Step 2: Convert to fraction form
92,381.90/127,486.50 = 52,095.99/x - Step 3: Cross multiply
92,381.90x = 127,486.50 × 52,095.99 - Step 4: Simplify right side
92,381.90x = 6,641,535,429.14 - Step 5: Solve for x
x = 6,641,535,429.14/92,381.90 - Step 6: Final answer
x = 71,892.18
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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.