Finding the Fourth Proportional to 92,265.74, 127,327.11 and 51,979.99
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Solution
The fourth proportional to 92,265.74, 127,327.11 and 51,979.99 is: 71,732.61
Step by Step Solution
- Step 1: Write the proportion equation
92,265.74 : 127,327.11 = 51,979.99 : x - Step 2: Convert to fraction form
92,265.74/127,327.11 = 51,979.99/x - Step 3: Cross multiply
92,265.74x = 127,327.11 × 51,979.99 - Step 4: Simplify right side
92,265.74x = 6,618,461,904.53 - Step 5: Solve for x
x = 6,618,461,904.53/92,265.74 - Step 6: Final answer
x = 71,732.61
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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.